... nylon solar backpack for charging MP3, MP4, mobile phone, etc. in 1680D waterproof Nylon suitable for camp multi-functional nylon ... also customized design/size/material Ietmfashional soalr backpack Material1680D polyster,nylon, designleisure,sports,business,school MOQ100pcs per ... black,white,blue, etc(provide pantone NO.) Fabric:nylon,polyester, canvas,leather etc.(provide your choice) Specification ...