For 50l backpack, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 50l backpack has been well received by many customers and enjoyed a good reputation in many countries. Quanzhou Yimao(Sany Group) Imp. & Exp. Co., Ltd. 50l backpack have characteristic design & practical performance & competitive price, for more information on the 50l backpack, please feel free to contact us.