• Kaukko Product Features Wide Main Compartment, Back Compartment and Front Pocket Back anti-sweat back panel and padded shoulder straps Extremely strong backpack school bag and excellent ease of use for everyday use Custom 15 " Laptop Compartment Ideal pockets for small items such as pens, calculators, smartphones and keys Adjustable shoulder straps provide ample space for books and documents in A4 format Custom interior lining and Kaukko Metal Bronze Cliché Kaukko Metal Bronze zipper Heads Material: Custom textured, waterproof Nano Technology Fabric Capacity: 19 Liter Outer Dimensions: (HeightxWidthxD) : 41 x 26 x 18 cm.