Rich in Quantity-- The package contains 48 pieces of plastic bottle caps, which can well satisfy your daily use and replacement demands, and you can also share some with your friends and family members. Size--About 51mm in diameter, 11mm thick, inner diameter: 33mm/1.3inch. It is compatible with glass jars of the same caliber for secondary utilization.Please measure the size carefully Safe Material--Each bottle cap is made of high quality PE material, safe and reliable, and not easy to deform or break, which can serve you for a long time. Good Sealing Storage--The small jar lid is leak-proof and sealed which can well assure the sealing performance, not easy to leak, keeping the food in the jar fresh and tasty. Widely Applicable--These lids are compatible with yogurt pots and can be placed in kitchen or pantry, you can use them in glass containers to store snacks, candies, spices, condiments and other items.