[Packages Includes] Come with 2 pieces lovely straw covers and 2Pcs Charm Accessories . The inner diameter of the straw toppers is 0.4 inch (10mm),perfectly fit for Stanley 30&40 OZ Tumbler. [Food-Grade Material] High quality silicone straw tips are made of safe, reusable, BPA free, durable, odorless, hand washable, dishwasher. The straw cover has a strip that can be fixed on the straw, and it can still be hung on the side of the straw after opening the cover, so that it will not be lost. [Cute Design] 2PCS Duck Straw Topper with 2PCS duck Charms, which make your straws or cups more exquisite. Upgrade your drinking experience with silicone straw protectors and charms that add a fun and colorful twist to your drinks, share happiness with your family and friends. [Dustproof & Splashproof & Protable] Flexible straw lid protector is easy to put on and take off. With good air-proof function it can not only defend dust into drinks but also prevent drinks from spilling, especially suitable for outdoor activities. You can carry it anywhere, such as party, out shopping, travelling, camping. It’s practical accessories for daily usage. [Easy To Use & Perfect Gift] These straw tips covers are nice for decorating your straw cups, they are airtight, especially suitable for outdoor activities, portable and convenient. At the same time, you may also give them as exquisite gifts to your relatives and friends. [Packages Includes] Come with 2 pieces lovely straw covers and 2Pcs Charm Accessories . The inner diameter of the straw toppers is 0.4 inch (10mm),perfectly fit for Stanley 30&40 OZ Tumbler.