Package: 2pcs 10mm gold charm chain and 2pcs bow silicone straw cover. Perfect Size: The straw covers in diameter 0.4 inch(10mm),it is compatible with 30&40 OZ tumbler straw, the straw charm accessories is 4.5 inch long. It can perfectly fit your cups handle like stanley 40 oz and 30 oz cup.They are perfect accessory for straws and cups. Food Grade Material: The straw cover is made of food grade silicone. Safe, non-toxic, durable, reusable, hand washable. Our charm accessories is made of high quality alloy and acrylic. Perfect Gift: Ideal gift for your family, friend and lover. Pecfect for Christmas, birthdays, anniversaries, Mother's Day, Valentine's Day, etc. Package: 2pcs 10mm charm chain and 2pcs bow silicone straw cover.