Klean Kanteen's Sports Cap features a soft silicone spout and improved valve which is spill-proof and has a high flow. Not designed to be leakproof. Compatible with Classic Klean Kanteen bottles.
Materials: BPA free plastic, Silicone spout
Care Instructions: Dishwasher safe. Not for use with hot beverages
Measurements: 73mm H x 63.5mm W