This is a set of jar lids, which are made of good material, for use. Designed with straw hole, you can insert your various straws to drink beverages conveniently. The silicone ring can help to seal the jars and prevent leaking. You can send them to your friends and relatives as great . Features -Color:Multi -Material: -Size of the Small Jar Lid: About 7.00X7.00X2.20cm/2.76X2.76X0.86in -Size of the Large Jar Lid: About 8.60X8.60X2.20cm/3.38X3.38X0.86in - Manufactured with good materials, they are and safe enough to use. - Equipped with a silicone ring underneath, which can prevent your jars from warping and form an airtight seal, sturdy, and leak-proof, helping your jars stay . - These tank storage lids are compatible with most ordinary mouth jars and wide mouth jars. They can also use water cups and food storage tanks. - The straw hole on lids makes it convenient to drink beverages and other drinks. - The convenient bottle lids are perfect for home, camping, milt tea shop, coffee shop, etc. Package list: 1 x Small Jar Lid 1 x Large Jar Lid