1X lightweight (Blister + color box)
2x regular style (bare cargo)
2 times ordinary (Blister + color box)
2x normal + Shoulder strap (naked)
2x regular style+shoulder strap (blister+color box)
4 times thicker (bare cargo)
4 times thicker (blister+color box)
4x thickening + Shoulder strap (bare goods)
4x thickening+shoulder strap (blister+color box)
Three-dimensional model (naked goods)
Three-dimensional model (Blister + color box)