(2) 4 Piece Set- 2 Rainbow, 2 Cloud, 2 Strawberry, and 2 Paw Perfect Fit : Designed for stanley cups, our straw covers cap ensure a snug fit, so you can enjoy your drinks on the go without worrying about spills or leaks. Flexible and Compatible : Made from high-quality silicone, our stanley straw covers are built to last. They are flexible, easy to clean, and compatible with various straw sizes, Simply Modern, Stanley 30 oz tumbler, Yeti straw, making them ideal for everyday use. 4 Straw Topper in One Set : Come with 4 pieces lovely stanley straws covers. The inner diameter of the straw cap is 0.4 inch (10mm), compatible with Stanley 40&30 OZ tumbler straw and most straws in diameter 0.4 inch. Enjoyable Beverage Protection : Flexible stanley accessories 40 oz 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. Best Gift : Silicone straw covers are portable. Stanley tumbler accessories can be carried anywhere, such as party, out shopping, travelling, camping. Straw toppers for tumblers are practical tool for daily usage. 11/06/24