Ideal for all your trails, the SOFT RESERVOIR 2L will keep you hydrated and energized on the go, shrinking as you drink to limit water bounce. The reservoir combines soft materials, shorter routing and optimized slider grip for practical comfort kilometer after kilometer. Thanks to the plug-n-Play system a 'click' valve makes it easy to disconnect the tube from the bladder, even when the bladder is full. Material is TPU and it is used for specific properties: elasticity, comfort close to the back, transparency to see the water level inside, resistance to any liquid, taste free, PVC free, and no toxic substances. TPU is ideal for hydration bladders and tubes. Bladder is easy to turn inside out for simple, easy cleaning. A 'click' valve makes it easy to disconnect the tube from the bladder, even when the bladder is full PVC, bisphenol - A free FDA approved polyurethane 90cm tube Turn it inside out for simple, easy cleaning Rocket valve as on all Salomon soft reservoir Taste free TPU Volu