Zulo 2L Hydration Waist Pack: Super Lightweight Hydration Hip-pack for Mountain biking, and Off-road Motorcycling. ZULO 2 is a specially designed race hydration waist pack providing the perfect ergonomic fit on your hip. With its banana-shape and single-buckle secure suspension strap, the belt will be fixed on your waist without cramping your style or performance. It's equipped with a 1.0 liter / 35 ounce Elite bladder with plug-and-play coupling, magnetic clip for the drink tube, smart multi-organizer pocket and two quick stash side pockets for quick access to energy gels and food. Single-buckle - Secure suspension strap. Won't affect balance (or style) by staying compressed and snug to your body. 1.0 Liter Elite Hydration Bladder with magnetic clip for the drinking tube.