Executive design. It has 5 compartments inside, a front outside pocket and a side pocket for umbrellas, bottles or any other object. It is made of resistant 600D RPET Polyester, made from recycled PET plastic. The material is waterproof, breathable and wear resistant. The main zipper is waterproof. Elegant black finish. The backpack contains a USB charging station with a built-in charging cable. The shoulder straps are padded and adjustable and the back is ergonomically padded.