Most wide-mouth bottles are easy to fill and clean, but the standard opening is too big to drink from without spilling. Narrow-mouth bottles are great to drink from but you can forget about putting ice cubes in them, let alone cleaning them. And bottle inserts don't really fix a spout that was never meant for daily drinking. capCAP is the civilized 2-in-1 accessory cap designed to work with Nalgene, CamelBak, and most other popular wide-mouth drinking bottles. The new, re-designed capCAP+ is also compatible with Hydro Flask wide-mouth, Nalgene Stainless, and Guyot Stainless.??. ??. . . 100% BPA-free, polycarbonate-free, and phthalate-free.. Drink spill-free through the small spout, and then clean and fill easily with the large cap.. Wide, rounded strap makes bottle comfortable??to hold??. ??CapKeeper holds the small cap out of the way when drinking. Caps are made with FDA-approved, food-safe polypropylene (#5) plastic.. Caps are covered by a lifetime warranty. Machine wash. Imported. 602573381229 34795200012 340472