Nike Nike Ultimatum Max Air Gear BP (Black) Material: main part &gt;100% Polyester, Inside&gt;83%Polyester, 17%Vinyl acetate ethylene Dimension:(W) 18.11" X (H) 21.77" X (D) 10.23" = (W) 46 cm X (H) 55.3 cm X (D) 26 cm Strap length: 99cm Outside pocket: 6 , Inside pocket: 2 . 33LITERS. Fits most 17" Laptops