Waterproof light off-road hydration. Fully welded waterproof lightweight hydration system. The unique chest harness ensures a very solid fit making the waist strap obsolete. The bag bouncing around on your back is now the past. Includes heat resistant encapsulated bladder pocket. Features 2.0L Flat CleanTech bladder & 5L luggage Unique chest harness for a rock solid fit with storage pockets including a cell phone pouch with touch screen functionality Fully welded waterproof outer shell Dual hydration tube exit for 2-way routing: Over the shoulder or under arm Removable tool roll Heat reflective inner back panel to keep liquid cool or hot Neoprene hydration pocket Optimal AirLine back ventilation Cargo and compression straps Height adjustable harness for optimal load positioning on the back