26% polyamide-nylon

Precise fit with velcro waist adjustment

With the Flow Evo+ knee guard

seat posts etc

Number of gears: 10-speed drivetrain

USWE MTB Hydro 12 Hydration Pack - Black - Blue Horizon - 12L Pack - 3.0L Bladder NoAusPost 26% polyamide-nylonLightweight Hydration Pack for MTB Rides This is the hydration backpack designed for the performance minded MTB or gravel cyclist, whos searching for a premium bike backpack that will stay put on your back even in the most gnarly terrain. The pack is equipped with the bounce free No Dancing Monkey (NDM) 1. 2 harness system, with integrated elastic straps that allow freedom to breathe and move in action. Zero bounce with NDM 1. 2 harness The patented