【Perfect Compatibility】 Specifically designed to fit the 30 oz Stanley Quencher . The lid ensures a snug and secure fit, eliminating worries about spills or leaks, even during active use. Always double-check compatibility for a perfect match. 【High-Quality Materials】Constructed from a combination of BPA-free, food-grade plastic and durable silicone. This blend ensures safety, reusability, and a long-lasting product that can withstand temperatures from -40°C to +250°C, making it suitable for both hot and cold beverages. 【Leak-Proof & Spill-Resistant Design】Engineered with an excellent sealing mechanism to prevent leaks and splashes. Ideal for sports, commuting, or everyday activities, providing peace of mind as you enjoy your favorite drinks. 【Hygienic Flip Straw for Easy Use】The collapsible straw design makes drinking easy and hygienic while preventing dust and debris from entering the cup. Enjoy your beverages with convenience and cleanliness in mind. 【Comprehensive Accessory Set & Easy Cleaning】The package includes 1 spill-proof lid, 1 reusable straw, and 1 straw cleaning brush. Its detachable, dishwasher-safe components make cleaning hassle-free and convenient. 【Perfect Compatibility】 Specifically designed to fit the 30 oz Stanley Quencher . The lid ensures a snug and secure fit, eliminating worries about spills or leaks, even during active use. Always double-check compatibility for a perfect match.