The ADV Skin 5L Hydration Pack offers 5 liters of capacity for endurance athletes and trail runners. It includes two 500ml soft flasks for bounce-free hydration. The SensiFit™ and Y-shaped construction provide a snug, weight-distributing fit. Multiple stretch pockets keep essentials organized and accessible. Adjustable straps and compression offer a customizable fit. It is compatible with reservoirs and includes a trekking pole carry system for hands-free convenience.