The Fawkes 20 Litres Rucksack is a medium sized bag with two spacious compartments. It's made of durable polyester fabric with a padded back, mesh bottle pockets and an organizer pocket. Ideal for your daily commute. Durable: Made of hard. Wearing polyester fabric Shoulder straps. Easily adjustable for fit & comfort. Padded Airmesh Back: Soft & breathable, the padded airmesh is raised and contoured to provide comfort while carrying a pack. Dimensions - 45cm (h) x 31cm (w) x 14.5cm (d).