Include 9 pack glass fermentation weights, made from high quality lead-free, pure soda lime glass fit perfectly into a wide mouth jar. The handle is designed with proper height, and beautiful patterns adding more friction, making it easier to put in and out of the mason jar. Our glass weights keep the vegetables below the brine, do a great job of weighing down the vegetables. Great for sauerkraut, pickles,kimchi or any vegetables, help you to make delicious food. The diameter is 2.75'', the thickness is 0.8'', the weight is 7oz, decent size to keep your vegetables under the brine and submerged Color: Transparent Color Material: Glass Package Contents: 9 Pack Glass Fermentation Weights Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.