Office bag bike shoulder bag rack pack main compartment feature fits a4 formats straps padded shoulder strap adjustable strap detachable shoulder strap style sporty area of use work university embellishments logo internal pockets padded laptop bag gender unisex anzahl 1 material synthetics type 600 denier polyester coating polyurethane coated capacity 15 litres material properties water repellent safety features reflective print fasteners flapove