The main material is Longkui bulletproof UD composite fabric, which can fully absorb the energy generated by explosive fragments through special sewing process. It can effectively protect the surrounding personnel, valuables and special public places from the shock wave and debris generated by explosives. It is mainly used for temporary isolation of explosives, temporary storage, disposal and protection,it is also widely used in the isolation and protection of explosives, anti riot equipment, valuable instruments, cultural relics archives and special public places,such as civil aviation, railway, port, customs and etc.