The outer layer is made of waterproof and non-deformable environment friendly 1200D polyester material, which is durable. The main compartment can contain 3-4 sets of summer clothes and multiple zipper pockets inside. Two pockets on both sides, one with vents is a shoe compartment, another is a wet area pocket can put wet towels and daily toiletries. Includes shoulder strap, can be used as a single shoulder bag/handbag/messenger bag. Light and simple, suitable for business trips, short trips, fitness, swimming, mountaineering and so on.