[Advanced Leak-Proof Design]Designed to prevent leaks and spills, the excellent seal gives you complete peace of mind when carrying, exercising and drinking without worrying about splashing liquids and enjoying a delicious drink. [Premium Materials]This tumbler leak proof lid replacement crafted from free, food grade plastic, no odor, reusable;The reusable straw lid is easy to wash and keep clean. [Convenient Flip Straw]Foldable straw design, easy to drink, hygienic and convenient, prevent dust from entering the cup .The leak-proof design allows you to use your water cup more casually without worrying about leaks. Color: black Material: ps+pp Package Contents: 1 x cup cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.