The bicycle backpack with hydration bladder,two belts are designed to solve the problem that chest straps will make the neck uncomfortable when riding.Lightweight running backpack at the shoulder strap,a clip is designed to fix the position of the drinking water pipe so that it will not swing randomly during exercise.
Hydration pack backpack adjustable shoulder straps,so you can make the backpack fit you perfectly and keep the pack from moving,Wide webbed shoulder straps help to reduce the burden of your shoulder. Waterproof ultra lightweight hiking backpack quality material, even in light rain days, don't worry about the items in the backpack getting wet. Wear-resistant materials, outdoor hiking, climbing, biking,backpacks will not be scratched."