Laptop backpack daypack suitable for unisex colour black style sporty height 49 cm width 31 cm depth 19 cm max laptop size 15 inch features padded back outside pockets front pocket mesh side pockets straps ergonomic shoulder straps padded shoulder strap main compartment feature fits a4 size bag feature suitable as cabin luggage iata norm material synthetic fiber fabric specification polyester material properties water repellent material fasten