600D Polyester, 210D Polyester;Simple school bag for the tech age holds most 15" laptops; Zippered main body with laptop sleeve; Padded back and adjustable padded straps for extra protection; Side mesh pocket for water bottle or umbrella; Front rubber headphone jack; Front angled zippered pocket with contrast accent color ; Recommended weight tolerance: 33 lbs; Product Size: 11" w x 16" h x 5.5" d;