Crafted from soda lime glass, these fermentation weights are designed to fit wide-mouth mason jars perfectly. Their smooth, non-porous surface easy cleaning and prevents food contamination. Ideal for fermenting sauerkraut, kimchi, and pickles, they help maintain consistent pressure for optimal results. Features -Color:Transparent -Material:Glass -Size:7.00X3.00X3.00cm/2.75X1.18X1.18in -Glass Fermenting Weights: made from glass that does not absorb food odors, flavors, or stains, ensuring longterm usability and maintaining the purity of your fermented foods -Transparent design: the clear glass allows you to easily monitor the fermentation process and vegetables stay submerged in brine for optimal results -Airtight seal: designed to effectively block air exposure, these weights help extend the shelf life of your fermented foods by creating a stable fermentation environment -Pickle Pebble: perfect for fermenting sauerkraut, kimchi, and pickles, these weights provide consistent pressure to keep your ingredients submerged -Convenient handle: equipped with an ergonomic handle for easy placement and removal, making the fermentation process easy and efficient Package list: 5 x Glass Fermenting Weights