Military backpack with tactical design, 1000D Codura Nylon or Canvas material, YKK zippers High strength Nylon thread sewings Military backpack with tactical design,1000D Cordura material or Canvas fabricYKK Zipper or equivelent,Lining: High strength poester materialUse for army, outdoor lovers. Military bag/backpack 1000D Codura with YKK Zipper