The British designed Northcore Roll-top backpack is a simple, classic design produced in a heavy duty waxed cotton canvas The Northcore 21L unisex backpack draws inspiration from a classic backpack style whilst delivering modern design features for comfort and practicality. Made from heavy duty lightly waxed cotton canvas this backpack is rugged enough to stand up to whatever the outdoor or urban environment can throw at it. The distinctive brown nubuck leather straps with both buckle and pop fasteners offer security and a lifetimes worth of wear. The cotton lined internal space has a very usable total capacity of approx 21L. There's a built in plush lined padded and elasticated laptop sleeve which will fit up to a 13 inch screen and there's a small pocket handy for a memory stick or a small phone. There's also additional padding across the back and bottom of the bag adding extra comfort and rigidness. The back pack straps are fully adjustable, with generous padding and breathable underside mesh for those hot hiking days. The backpack straps also benefit from an adjustable chest strap to ease the load when carrying heavier items. SPECIFICATIONS: Material: heavy duty waxed cotton canvas, with nubuck leather Dimensions: approx.: 37 x 38 x 15 cm (W x H x D) 21L Weight: approx 1.08kg Warranty: 2 years OUTSIDE Aged effect brass look buckles, with push-button and buckle closing optionsA single handle at the top and dual backpack strapsNatural cloth Northcore logo INNER Plain coloured cotton liningSpacious main compartment with padded, elasticated laptop sleeve suitable for laptops up to 13 inchesSmall pocket