CARHARTT WIP Delta Backpack Black I027538. 100% Nylon Canvas, Cordura©, 7.8 oz. 46 x 27.5 x 14 cm / 18.1 x 10.8 x 5.5 inch. 17.7 liter. Lined Main compartment with two-way reverse zip closure with string puller inserted reverse zip at front with string puller. Side pockets made of micro fine mesh. Board fixation with plastic clickers and drawstring construction. Foam mesh padded back. Adjustable foam mesh padded shoulderstraps with chest closing laptop pocket inside. Square label. CORDURA© label.