Quality Bamboo Material: these jar lids with straw holes are made of quality bamboo material, which is safe, no deformation, and they are easy to clean, so you can use for a long time with Package information: you will receive enough bamboo canning jar storage lids, 70 mm/ 2.75 inch regular mouth jar lids in bamboo color, enough to meet your daily use or share with your friends Leak Proof and Sealed Storage: there is a silicone ring with each jar drinking lid to prevent leakage, which is useful and can help you things well, so you can with Practical Accessories: the bamboo jar lids are equipped with stainless steel straws and straw brushes, convenient for drinking and easy for cleaning straws, which can assist to create some novel party beverage and childrens straw cup Wide Compatibility: each of the bamboo lids for beer can glass has a silicone ring, which is detachable, and can match with most jars, cans, water cups and food storage tanks, so it is reusable, and can more living expenses. DO NOT use water above 85C, wash by hand and keep dry after use. t any liquid for long time in the jar to avoid . in a dry place at room temparature. size:70mm Material: bamboo colour: Wood color Package Contents: 30 x Yogurt Jar Lids Only the above package content, other products are not included. Note: Light 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.