The tribal designs in Green and Yellow are inspired by the Hawaiian Flag.
Help promote better posture. most of all separate the backpack from your back to provide the best ventilation and reduce sweat altogether.
Fits standard backpack sizes 10-12 inches in width between the lower straps
Purchase is for 1 BackPackJack
Disclosure: BackPackJacks are designed to reduce sweat, we do not claim any medical improvements while using our product. If you suffer from back pain, consult your doctor and not use our product.