Excellent Leak-Proof Design Perfect Compatibility with for 40 oz Cup: This spill proof lid is suitable for cup. Designed with superior sealing technology, silicone replacement lid no leaks or spills. Use our tumbler lid to a seamless fit every time, giving you a safe and stable drinking experience (Not compatible with other versions of the cup) Smooth Drinking with Flip Straw Design: The 40 oz tumbler lid has an reusable food-grade straw built into it, and the tight straw connection ensures that it not fall off in a backpack or during exercise. Our flip-up straw is easy to open and close, whether you're , in the office, or at the gym, you can enjoy your drink with confidence Wide range of color choices and compatibility: Say goodbye to discordant color matching! Our Cup cover is COMPATIBLE with for CUP 40 oz. High-Quality Silicone Cup Lid for : Flip straw lid for 40 oz tumbler is made of high-quality silicone, , is and , and can be washed in a dishwasher. Colour:black Material:Silicone Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Tumbler Flip Straw Lid 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.