10 Best Fermentation Weights for Crisp Results

Fermenting your own vegetables is a rewarding way to create healthy, flavorful foods, but the process hinges on one critical detail: keeping everything submerged under the brine. Without proper weight, your ferments can float, spoil, or develop mold, ruining your batch. That’s where a reliable fermentation weight comes in.

This guide reviews ten of the best glass fermentation weights on the market, focusing on fit, grip, weight, and durability. Whether you’re a beginner or a seasoned fermenter, you’ll find the perfect tool to ensure your sauerkraut, kimchi, and pickles turn out crisp and delicious every time.

SOLIGT 4-Pack Glass Weights – Easy Grip for Wide Mouth Jars

The SOLIGT 4-pack fermentation weights feature a smart bulge handle design that makes lifting them out of your mason jars a breeze. Unlike grooved weights that can be slippery, this handle offers a stable grip, so you can easily check your ferment without disturbing the brine. Each weight is made from food-safe, lead-free glass that is non-porous, meaning it won’t absorb odors, flavors, or colors from your ferments.

These weights are heavy enough to keep vegetables submerged effectively, even for active ferments like sauerkraut. They fit typical wide-mouth mason jars perfectly, making them ideal for small batches. The sturdy construction ensures they last through many batches, and their smooth surface is easy to clean. If you want a reliable, easy-to-handle weight, this set is a solid choice.

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• High Quality Materials—Our food-safe glass is lead free and non-porous so it never absorbs food odors, flavors, or colors.
• Innovative Design—our smart bulge handle design makes it easy to take these weights out of your Mason Jars and offer a much more stable solution than other grooved weights.
• Excellent Unversal Fit—Fits perfectly with typical wide-mouth Mason Jars, making them just right for small batches of fermented veggies and improving the entire lacto-fermentation process.
• Studry And Effective –Large and heavy enough to keep vegetables submerged below brine for best results of fermentation—better than DIY weights effective than DIY weights.

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Masontops Pickle Pebbles – Custom Fit for Mason Jars

Masontops Pickle Pebbles are designed by mason jar accessory experts, ensuring a perfect fit for both wide and regular mouth jars. The finger grip allows for quick and easy removal, so you can sample your fermented vegetables without hassle. Made from non-porous crystal clear glass, these pebbles are durable and won’t retain any residue from your ferments.

These weights are specifically crafted to keep your vegetables submerged, preventing spoilage and ensuring healthy fermentation. The clear glass lets you see the fermentation progress clearly, and the smooth surface is easy to clean. Whether you’re making pickles, sauerkraut, or kimchi, these pebbles are a reliable addition to your fermenting kit. Their custom design makes them a favorite among home fermenters.

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• DON'T LET YOUR FERMENTING VEGETABLES SPOIL: A critical step in making healthy and delicious fermented food is keeping the veggies submerged in the brine to prevent spoilage. Our beautiful glass stones keep veggies out of the open air inside the jar.
• CUSTOM DESIGNED FOR MASON JARS: Pickle Pebbles are specially designed by Masontops – the mason jar accessories expert. Choose between wide mouth and regular mouth. Becoming a perfect pickler is easy with these beautifully-crafted clear glass weights.
• FINGER GRIP FOR EASY REMOVAL: Once you're ready to sample your healthy and delicious fermented vegetable recipes, you can quickly and easily remove the Pickle Pebble by pinching patented handy finger grip and lifting them out. A perfect pickle every time!
• PREMIUM QUALITY: Pickle Pebbles are made from non-porous crystal clear glass, so you'll see what's going on with your ferment. Made of the same food-safe soda lime glass as mason jars, they're handwashable or can go in the top rack of the dishwasher.
• MASONTOPS IS THE MASON JAR EXPERTS: We offer a wide assortment of mason jar tops and accessories, including a number of fermentation tools. We make airlocks, tampers, jars and lids, plus offer free resources and support to make you a perfect pickler!

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Eleganttime 4-Pack – Thick Glass with Non-Slip Grip

The Eleganttime 4-pack fermentation weights are made from thick glass, each weighing 7 ounces, providing ample weight to keep your ferments submerged. The flat bottom ensures stability and helps prevent air bubbles from forming underneath, which is crucial for even fermentation. The ribbed handle offers a non-slip grip, making it easy to insert and remove the weights from your jars.

Designed to fit all wide mouth mason jars with a 2.7-inch diameter, these weights are perfect for small batches. The smooth, seamless glass is easy to clean and won’t harbor bacteria. Whether you’re fermenting sauerkraut, pickles, or kimchi, these weights deliver consistent results. Their heavy construction means you won’t need to stack multiple weights, saving space and simplifying your process.

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• Thick Glass: Package includes 4 pcs fermenting glass weights, weights 7 OZ, heavy enough and flat bottom to keep your ferment under the brine
• Innovative Non-slip Grip Design: For wide mouth mason jars ribbed handle makes removing the weights much easier than other designs
• Fit Wide Mouth Mason Jars: With a 2.7” diameter, these Glass Weights are specifically designed to fit all wide mouth mason jars,making them just right for small batches of fermented veggies and improving the entire fermentation process
• Clear & Smooth Glass: Smooth glass with no seams and the flat bottom to avoid air bubbles forming underneath
• Packages in Box: Our glass weights are packaged in Box to Keep them better protected

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MFacoy 4-Pack – Premium Glass with Gift-Ready Box

MFacoy fermentation weights come in a set of four, each weighing 7 ounces and designed for 2.76-inch diameter wide mouth jars. The premium lead-free glass is non-porous and ultra-clear, so it won’t absorb any odors or flavors from your ferments. The easy grip handle ensures you can lift them out without any mess, even when the jar is full.

These weights come in a sturdy color box with thick pearl cotton foam protection, making them an excellent gift for fellow fermenters. The flat bottom and heavy weight keep vegetables perfectly submerged, preventing spoilage and ensuring crisp results. They are dishwasher-safe and easy to clean, adding convenience to your routine. If you’re looking for a reliable set that also looks great, this is a top pick.

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• 1️⃣ Keep Veggies Perfectly Submerged – Ensure healthy fermentation every time! No more spoiled batches—just crisp, delicious pickles, sauerkraut, and kimchi.
• 2️⃣ Premium Lead-Free Glass – Made of food-safe, non-porous, ultra-clear glass—no odors, flavors, or chemicals absorbed. Dishwasher-safe and easy to clean!
• 3️⃣ Perfect Fit for Wide-Mouth Jars – Designed for 2.76" diameter jars (0.8" height, 7 Ounce each), these weights stabilize fermentation without slipping. Works seamlessly with Ball, Kerr, and other Mason jars.
• 4️⃣ Thick Foam Protection & Gift-Ready Box – Each set includes 4 weights in a sturdy color box, with thick pearl cotton foam to prevent breakage during shipping. Ready for gifting or personal use!
• 5️⃣ Mfacoy’s 180-Day Satisfaction Guaran*tee – We stand by our products! If you’re not 100% happy, return within 6 months for a full re*fund. No risk—just great fermentation results!

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Country Trading Co. – Easy Lift Handles for Ferments

Country Trading Co. fermentation weights feature wide handles that make lifting them out of your jars incredibly easy, eliminating the need to fish around with your fingers. These weights are heavy enough to keep active ferments like sauerkraut and kimchi submerged under the brine, ensuring proper fermentation. The smooth glass surface is easy to sterilize, making them safe for repeated use.

These weights are an essential part of any fermenting kit, as they keep your vegetables below the protective brine level. The wide handles are comfortable to grip, even when your hands are wet or sticky. They fit wide mouth mason jars perfectly and are suitable for a variety of ferments. If you value convenience and ease of use, these weights are a great addition to your kitchen.

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• EASY TO STERILIZE – these glass fermentation weights are smooth and easy to clean before use on lactic ferments like sauerkraut kimchi and vegetable pickles
• WIDE HANDLES FOR LIFTING – insert and extract the fermenting weights with ease from wide mouth mason jars – no more fishing discs out with your fingers
• HEAVY ENOUGH TO KEEP FERMENTS DOWN – unlike lighter discs these weights are heavy enough to keep active ferments under the brine
• PART OF YOUR FERMENTING KIT – these weights are important to keep your ferments under the level of the protective brine
• GIFT BOX OF 4 GLASS WEIGHTS – visit our amazon store to collect quality fermentation and pickling tools and kitchen gadgets for cooks

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LELELUK 2-Pack – Perfect for Small Batch Ferments

The LELELUK 2-pack fermentation weights are ideal for small-batch fermenting, offering just the right amount without the bulk of a 4-piece set. Each weight is 7.1 ounces, providing optimal submersion for vegetables in standard wide mouth mason jars (16oz to 64oz). The 2.75-inch diameter offers full surface coverage, ensuring your ferments stay below the brine.

The finger-friendly grip makes it easy to lift the weights out without disrupting your ferment, reducing mess and hassle. These weights are made from smooth, non-porous glass that is easy to clean and won’t retain odors. If you’re fermenting small quantities or just starting out, this 2-pack is a convenient and efficient choice. It saves storage space while delivering consistent results.

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• 2-Pack Convenience – No Waste, Just Right: Perfectly portioned for small-batch fermentation. No need to buy bulky 4-piece sets-ideal for minimal storage and efficient use.
• Fits Wide Mouth Mason Jars Perfectly: Designed to fit standard wide mouth mason jars (16oz/24oz/32oz/64oz). The 7cm (2.75") diameter offers full surface coverage to keep vegetables submerged evenly.
• Heavier Design – 7.1oz Each: Each weight is approx. 7.1 ounces (202g) for optimal submersion. Keeps veggies fully covered and fermentation consistent.
• Grip Designed for Easy Handling: Features a finger-friendly grip for easy lift-out without disrupting your ferment. No more mess or tricky removal.
• Reusable, Non-Porous & Dishwasher Safe: Non-porous design is easy to clean and lasts through countless batches. The ultra-smooth surface won't absorb flavors or odors, making it suitable for clean fermenting.

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YOUEON 9-Pack – Diamond Grip for Wide Mouth Jars

The YOUEON 9-pack fermentation weights are a generous set, each measuring 2.75 x 1.4 inches and weighing about 7 ounces. The diamond-shaped bulge handle provides a secure grip, making it easy to insert and remove the weights from your jars. Made from high-quality, lead-free glass, these weights are non-porous and safe for food contact.

These weights are heavy and effective at keeping vegetables submerged, ensuring your sauerkraut, pickles, and kimchi ferment properly. They fit most standard wide mouth mason jars, pickling jars, and fermentation kits. The set of nine is perfect for fermenting multiple jars at once or for sharing with friends. The sturdy construction means they will last through many batches, and the smooth surface is easy to clean.

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• YOUEON set of 9 glass fermentation weights measure 2.75 x 1.4 inches(D x H) and each weighs about 7oz. Round shape fits most standard wide-mouth Mason jars, pickling jars and fermenters. And sufficient quantities can meet your basic demands
• Heavy Glass: Made of high quality glass, these weights are thick and heavy. Lead free and non-porous so it never absorbs food odors, flavors, or colors. Safe to touch food
• Sturdy and Effective: Our fermentation weights hold the vegetables under the brine and do a great job weighing them down. The diamond shaped bulge handle design makes it easy to insert and remove these weights from your canning jars without using tools, and provides a much sturdier solution than other grooved weights
• Use Occasions: The glass fermentation weights set is great for Sauerkraut, pickle, Kimchi, and any vegetable and fruit ferments. Except for fermentation and pickling, heavy and transparent appearance allow you to use it for carving,sewing and other DIY projects
• Durable and Easy to Clean: Fits perfectly with typical wide-mouth preserving jars, which are perfect for small fermentation volumes and improve the overall lactic fermentation process. Easy to clean, dishwasher and hand washable

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Eleganttime 9-Pack – Heavy Weights for All Wide Mouth Jars

This Eleganttime 9-pack offers heavy glass fermentation weights that fit all wide mouth mason jars, from pints to half-gallons. Each weight is made from clear glass, matching the quality of your jars, and features a non-slip grip design for easy handling. The weights are heavy enough to keep your ferments safely under the brine, preventing spoilage.

The set includes nine weights, making it ideal for fermenting multiple batches or for those who like to have extras on hand. The easy grip handle allows you to pick them up even when they are deep in the jar, adding convenience. These weights are perfect for sauerkraut, pickles, and kimchi, and their smooth surface is easy to clean. If you need a reliable, heavy-duty set, this is a great option.

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• Thick Glass: Fermentation lid made from clear glass, the same glass used in the mason jars. They are easy to use in your sauerkraut and kimchi
• Easy Grip Handle: Nonslip grip design make these heavy weights easy to put in and out of your mason jars. If the weights are too deep in the jar, it can be easily picked up with a clamp, and also can prevents saltwater splashing
• FIT ALL Wide-Mouth Jars: 9 Packing standard 2.7" diameter glass fermentation weights fit all wide mouth mason jars(pint, quart, ½ gallon, etc). For small batch fermentation, fermentation in glass bottles is easy and fun
• HEAVY FERMENTATING WEIGHT: The heavy glass pickle weights keep vegetable ferments safely under the brine. Great for Sauerkraut, pickle, Kimchi, and any vegetable and fruit ferments
• FLAT BOTTOM: The bottom is flat to avoid air bubbles forming underneath

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Cedilis 9-Pack – Dotted Knob Handle for Secure Grip

The Cedilis 9-pack fermentation weights feature a dotted knob handle that provides enhanced friction, making them easier and safer to insert and remove from your jars. Each weight is approximately 2.75 inches in diameter and 0.8 inches thick, fitting most standard wide mouth mason jars. Made from solid, high-quality soda-lime glass, these weights are built to last.

Each weight weighs 7 ounces, and the flat-bottom design ensures your vegetables stay submerged for optimal fermentation. The non-porous, sturdy construction withstands repeated use and is dishwasher safe. This set is perfect for fermenting sauerkraut, kimchi, pickles, and more. The dotted handle is a thoughtful design that sets these weights apart, offering a secure grip even when wet.

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• 9-Pack Value Set: Includes 9 glass fermentation weights. Each measures approximately 2.75 inches in diameter and 0.8 inches thick, designed to fit most standard wide mouth mason jars.
• Perfect Design for Easy Handling: The dotted knob handle is designed to provide a secure grip. It offers enhanced friction, making the weights easier and safer to insert and remove from your wide mouth mason jars, even with wet hands.
• Durable & Convenient for Repeated Use: Crafted from solid, high-quality soda-lime glass, these fermentation weights are built to last. Their non-porous, sturdy construction withstands repeated use and is conveniently dishwasher safe for easy cleaning.
• Better Fermentation: With a substantial weight of 7oz and a flat-bottom design, our fermenting weights are effective at keeping your vegetables and fruits fully submerged under the brine.
• Cedilis weights reliably keeps all ingredients—from cucumbers and cabbage to garlic and peppers—fully submerged in brine, unlocking perfect flavor in your kimchi, sauerkraut, and pickles.

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JOBVERT 2-Pack – High-Temperature Resistant Weights

JOBVERT fermentation weights come in a 2-pack, each measuring 2.75 x 1.4 inches and weighing 0.45 pounds. These weights are made from premium glass that is high-temperature resistant, so you can place them directly in boiling water for cleaning. The ribbed handle ensures a secure grip, making them easy to handle.

These weights are versatile, suitable for fermenting vegetables, yogurt, and other foods. The smooth surface is easy to clean, either by hand or in the dishwasher, and won’t retain stains. They fit multiple sizes of mason jars, ensuring a stable seal. If you’re looking for a simple, effective set for small batches, these weights are a practical choice. Their high-temperature resistance adds an extra layer of convenience for sanitizing.

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• Size:The glass fermentation weights with ribbed handle,measure 2.75 x 1.4 inches, each weighs 0.45 lbs,suitable for multiple sizes of mason jars, ensuring sealing and stability
• Material: These fermentation weights are made of premium glass,high temperature resistant, can be directly placed in boiling water for cleaning
• Multi functional use:Mason jar fermentation glass weight is a tool specifically for home fermentation,suitable for the production of various fermented foods such as vegetable, yogurt, and fruit
• Easy to clean:The fermentation weights surface is smooth,dishwasher and hand washable,not prone to residual stains, and can be reused
• How to use: Put the ingredients to be fermented into a jar, add an appropriate amount of liquid, place a glass weight in the jar, and press it on top of the ingredients to prevent it from floating up

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Buyer’s Guide: What to Consider

Choosing the right fermentation weight ensures your vegetables stay submerged, preventing spoilage and promoting healthy fermentation. Consider the material, weight, size, grip, and cleaning ease to find the perfect fit for your mason jars and fermenting needs.

• Material: Glass weights are preferred because they are non-porous, meaning they won't absorb odors, flavors, or colors from your ferments. Look for lead-free, food-safe glass to ensure safety. Some weights are made from ceramic or stone, but glass is easier to clean and sterilize.
• Weight: The weight of the fermentation weight is crucial for keeping vegetables submerged. Heavier weights, around 7 ounces, are effective for most ferments, but lighter ones may work for small batches. Ensure the weight is heavy enough to hold down even active ferments like sauerkraut.
• Size and Fit: Fermentation weights come in sizes for wide mouth and regular mouth mason jars. Measure the diameter of your jar opening to ensure a proper fit. Wide mouth jars typically require weights around 2.7 to 2.75 inches in diameter. A good fit prevents vegetables from floating up around the edges.
• Grip Design: An easy grip handle or knob makes it simple to insert and remove the weight without disturbing your ferment. Look for designs like ribbed handles, bulges, or knobs that provide a secure hold, especially when your hands are wet or sticky. This feature adds convenience and reduces mess.
• Ease of Cleaning: Since you'll be using these weights repeatedly, choose ones that are easy to clean. Smooth, non-porous glass is dishwasher safe and won't retain stains. Some weights can be boiled for sterilization, which is a plus. Avoid weights with crevices that can harbor bacteria.

Conclusion

Fermentation weights are a small but essential tool for successful home fermenting. Whether you prefer a 2-pack for small batches or a 9-pack for multiple jars, the options above offer reliable performance and easy handling. From the SOLIGT’s easy grip to the JOBVERT’s boil-safe design, there’s a weight to suit every fermenter.

For most home fermenters, the Eleganttime 4-pack or the MFacoy 4-pack provide a great balance of weight, grip, and value. If you’re fermenting large quantities, the YOUEON or Cedilis 9-packs are excellent choices. Whichever you pick, you’ll be well-equipped to create crisp, delicious ferments every time.