Product description: Material: PP Size: 9.5 cm Color: black Package contents: 1 * Straw cap COMPATIBLE: The straw lid fits Hydro Flask wide-mouth bottles. Compatible with most wide-mouth sports bottles. SAFE: These wide-mouth water bottle lids are made of non-toxic and BPA-free material. With our product, you can drink your beverages without fear of bacteria and dirt. CONVENIENT & PRACTICAL: The smart and ergonomic design ensures non-slip use and easy twisting and sipping. In addition, it feels good on the lips for a pleasant drinking experience. USE ON MULTIPLE OCCASIONS: The straw lid is perfect for hiking, camping, riding, running, yoga classes, and other indoor and outdoor activities. You can enjoy your drinks anywhere. Spill-free: The sports lid allows you to drink comfortably and spill-free from a small drinking opening without always having to unscrew the entire lid. Perfect for sports, hiking, and other activities. KLB Store