Soft Flask 500ml/17oz 42 from Salomon is a water bottle with a 42 mm wide lid and a high-flow valve that facilitates fluid intake when you run. The bottle shrinks as you drink, which reduces ripples and means that you always know how much is left.\n\nThe high flow valve makes it easier to drink, so you can maintain the right fluid level no matter how fast you run or how tired you are.Compatible with all Salomon's lids with an opening of 42 mm. Salomon Soft Flask 500 ml Clear Blue | Buy Salomon Soft Flask 500 ml Clear Blue here | Outnorth