Mountain Biking 4L Hydration Backpack ST 500 - Black - By ROCKRIDER | Decathlon

This hydration backpack is designed to keep you easily hydrated when mountain bike touring for less than 2 hours.. Ride for 2 hours of MTB with this hydration backpack: 1L of water and 4L of bag space with 3 large pockets. Compact & light, take what you need for your MTB rides. Sold with water bladder.