They also feature Spank's Lateral Stiffness

Light enough for pro-level XC racing

and with practically all hardtail bikes too

and small enough to fit in a jersey pocket or riding tool wrap

ideal for racers

Evoc Hydro Pro 1.5L + 1.5L Bladder Hydration Pack - 1.5L Pack - 1.5L Bladder - Steel Gift Voucher They also feature Spank's LateralThe extra lightweight hydration backpack sits firmly on your back while you get all the action. Your jersey pockets remain easy to reach and the weight of provisions and gear are evenly distributed in the spacious chest compartment. Specs: Close to body vest pack construction 5L hydration bladder included 2 x nutrition compartments for bars or 150 ml liquid gel (each) Chest strap pocket for gear you need to have quick access to while riding