Rugged backpack of 16-ounce, 100% cotton canvas. The zippered main compartment opens to cotton-lined area with suspended, padded laptop sleeve. padded shoulder straps with adjustable cotton webbing and faux leather trim reinforcement. Features easy-grab faux leather tab zipper pulls and antique-finish metal buckles and sliders and a side water bottle pocket with elastic for expansion. Fully padded back and bottom for comfort and protection. Laptop sleeve dimensions: 11.75"h x 11"w x 1"d; fits most 15" laptops. Dimensions: 18"h x 11.75"w x 4.75"d; Approx. 1,005 cubic inches.