Amazon Basics 30L Backpack: With padded and adjustable, wide shoulder straps & padded back panel; with two side pockets for water bottles and carrying handle at the top; colour: grey Organisation: Zippered main compartment with laptop sleeve (fits 15" MacBook Pro); with small zippered pocket inside the pack; with zippered front pocket for stashing smaller items Durable: Daypack made from sturdy polyester; ideal small rucksack for school, university, work, hiking, travelling, day trips, outings, camping or camera storage Lightweight: 21 litre multi-pocket backpack weighs only 13.9 ounces; dimensions: ‎31 x 15 x 40cm (LxWxH); designed for men and women 100 % Polyester