1.Outshell:168D duplex PU    

2.Lining:230T Nylon Brie                     

3.Fittings:8#Zipper           

4.Inside:molding with PE board

5.Plastic fastening    

6.base:stretchy,with a magnetic ring fixed   

7.With magnet,so can attached on fuel tank automatically,to prevent falls down.    

 8.This is a kind of soft bag