Product Description: * Made of environment friendly PP * Sturdy, water proof and lightwegiht. *Shoulder strap and handle are both available. *The elastic band inside hold the paperwork inside steady. We are one of the prestigious manufacturer in Taiwan and China. We have over 35 years experience in stationery such as painting package, carrying box, presentation books, files, and many kind of stationery of art filed. We provide high quality, reasonable price and good reputation. We believe that our product can offer you a best choice. Very welecome to ask me for catalog if you find any interesting items I would likequote our best price to you first.