Backpack with camouflage function

【idea】 The large space design allows users not to worry about loading problems. The entire backpack is stitched with a hemming method to make it less likely to have the problem of detachment, and it also improves its sturdiness. The straps The inner parts of the back and the back are covered with sponge inner layer for reinforcement, so that we can reduce the discomfort of carrying heavy objects.