Ultimate Arms Gear Tactical Coyote Tan Hydration Pack Backpack Carrier With 2.5 Liter / 84 oz. Water Drinking Bladder Reservoir Capacity System Includes Hosing And Hands Free Bite Valve, Heavy Duty D-Rings, Storage Pocket, Adjustable Shoulder Strap & Emergency Carry Handle - Camping Hiking Outdoor Hunting Airsoft Bicycle Running Sports Military Army Patrol