The Klean Kanteen TKWide Chug cap has been completely redesigned with a soft, high-flow silicone spout and a new twist cap for a leakproof seal, a higher flow rate and quieter performance.
Features
Made from BPA-free polypropylene and food-grade silicone, this cap is safe for use with acidic or hot beverages
High-flow silicone spout
Twist cap closes for a leakproof seal
Compatiable with TKWide Klean Kanteen bottles only; pairs with TK Closure™ internal thread design to increase thermal performance