Description This is a set of mason jar lids, which are manufactured with premium bamboo material, durable and practical enough to use. Each reusable jar lid is in the shape of round, designed with the silicone ring below, which has good sealing property and is flexible to fit regular or wide mouth jar, which bring you a comfortable use experience. Features -Color: Log color. -Material: Bamboo. -Size: About 8.60X8.20X2.00cm/ 3.38X3.22X0.79in. - Manufactured with premium bamboo material, durable enough to use. - These practical mason jar lids can meet your daily usages or replacements - Bamboo lids for mason jars are to clean, which will not get rusty or deform, pretty safe for dishwasher and refrigerator, lids are reusable, and durable after mutiple uses. - They can also work with smoothie cup, mason jar, coffee mug and cup. - Each reusable jar lid is in the shape of round, designed with the silicone ring below, which has good sealing property and is flexible to fit regular or wide mouth jar, which bring you a comfortable use experience. Manufactured with premium bamboo material, durable enough to use. ​ These practical mason jar lids can meet your daily usages or replacements​ Bamboo lids for mason jars are to clean, which will not get rusty or deform, pretty safe for dishwasher and refrigerator, lids are reusable, and durable after mutiple uses. They can also work with smoothie cup, mason jar, coffee mug and cup. Each reusable jar lid is in the shape of round, designed with the silicone ring below, which has good sealing property and is flexible to fit regular or wide mouth jar, which bring you a comfortable use experience.