Geigerrig The Rig Hydration Pack NA Imported Sprays, Filter Ready, 2 Liter (70 oz.) Hydration Engine, Reversable Dishwasher Safe Reservoir Waffle padding covered in breathable mesh for comfort on straps and backplate Diagonal pack zipper and horizontal top zipper for easy engine access Emergency Whistle. Adjustable Chest Strap. Magnetic Tube Holder. 5 x 7 internal mesh pocket