This camping classic has a multilayered material for stiffness and strength combined with flexibility for collapsible storage Features a gusseted bottom to stand upright Features a loop top cap and wide opening making it easy to fill and carry 1 5 litres capacity Wide-Mouth Cantene made of multilayered material for stiffness, strength, and stand-up capability, yet is soft and flexible to be folded or rolled when empty Wide opening accepts ice cubes and provides easy access for cleaning, and also accommodates all major water filters Guaranteed leakproof system and loop-top cap offer reliability and versatility, and gusseted bottom stands upright Dishwasher safe on the top rack, and withstands temperatures from -20 to 220 degrees Fahrenheit Guaranteed for the life of the product; made in the USA