• Places to store electrical pen, screw driver, spanner, pliers, safety hats, workwear, pen, laptop computer, key hanger, medicine. • Isolated EVA molded compartment at the base of the bag for shoes at base of the bag for dirty shoes. • Strong plastic molded handle, sweat absorption and comfortable, ergonomic shoulder straps, breathable and elastic back cushion. • Reflective strip to enhance visibility, safer to use at night.