Perfect Fit: Compatible with Stanley 40oz quencher H2.0 flowstate tumbler. Customers like the leak resistance, fit, and design of the Stanley cup lid. It is truly leak-proof and spill-proof, fits perfectly, and works great.
Leak-Proof and Spill-Proof: We use a replaceable flip cap design to prevent liquid leakage. Once firmly fixed, it will ensure 100% leak-proof performance, giving you peace of mind when using and storing your water bottle. Never worry about liquid spills again
High-Quality material: The 40oz anti-spill cap is made of BPA-free food-grade plastic, odorless, reusable and suitable for daily use. Enjoy the fun of using Stanley 40oz Tumbler
Foldable Straw Design: The flip-top straw lid is easy to operate with one hand. The flip-top design allows for convenient sipping without having to unscrew or remove the lid completely
Removable for cleaning: The lid can be washed in the dishwasher. The straws are removable for cleaning, as it would be difficult to clean them properly if they were attached permanently