Air Contour back system Large main opening 1 x front zipped pocket - fits OS map 1 x zipped top pocket 2 x large stretch mesh side pockets Padded laptop sleeve - fits up to 15” laptops Dual walking pole attachment Side compression straps Hydration system compatible Bike light loop with reflective detailing Removable waistbelt Sternum strap with whistle Key clip Material: 420D Dobby/Hydroshield and PFC free outer fabric Dimensions: 45 x 28 x 23cm Volume: 18 litres Weight: 0.52kg