Backpack: 48H x 29W x 17D cm, 16 L, 0.36 KG. Features Airmesh breathable shoulder harnesses with a one-handed sternum strap buckle and hydration routing loops, and a breathable die-cut backpanel. Includes a top zippered pocket with key clip and center buckle closure, and a side stretch mesh pocket for water bottles and quick storage. The interior has a hydration sleeve with a universal reservoir hanger and hydration port. Other features include reflective webbing loops for visibility and a quick-pull drawcord closure with a large reflective webbing puller.