Hardshell computer bag: the bag is made of Oxford cloth compound EVA and velvet, which is formed by cold and hot pressing! The internal space is designed for business people, three floors, in addition to the laptop, there are different sizes of file bags, pen bags, business card bags and so on! Equipped with handle, adjustable shoulder strap, can be lifted or slung! EVA hard cover body, with good waterproof and seismic function!