2 HydraPak Stows 500 ml flexible bottle

Two HydraPaks Colors are Mammoth Grey and Tahoe Blue (you get one of each color) Each holds 500ml of liquid, both have measurements imprinted on the bottle starting at 100ml and marking every 50ml up to 500 Roll to pack Spill-proof flip cap Flexible bail handle Compatible with 28mm threaded water filters BPA and PVC free Guaranteed to not leak Dishwasher top rack safe