Disconano Waterproof Multi Function Excursion Cycling Bicycle Bike Rear Seat Trunk Bag Carrying Luggage Package Rack Panniers with Rainproof Cover Made of high quality waterproof nylon with solid structure. Large extension capacity,with shoulder strap and rainproof cover. One main compartment, two side zippered pockets and another side pocket. Multi-functional design, can be used as a handbag and shoulder bag. Notice:The problem about the review "Badly designed" , now has been improved, this bag has done reinforcement, very strong.The upgraded product with "Disconano" colloid badges logo on it,only sold by Disconano.