HIGH-FLOW, SELF-SEALING CAP: The Breakaway Surge Cap maximizes flow rate and self-seals to eliminate spills and splatter: Its spill-proof when open and pushes closed for leakproof transport EASY TO CLEAN: The innovative cap is two pieces - cap and valve - simply twist and pull for complete access cleaning; all our squeeze water bottles and caps are dishwasher safe VERSATILE: Your go-to sports water bottle for cycling, team sports, the gym, the studio, or on the trail; optimally designed for easier squeeze and grip for use on the go MADE IN THE USA: We are proud to produce all Polar Bottle products in Colorado and source all our parts in the USA