Black Jack Sport

BackPackJacks Verified independent store

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Black 3D space mesh is durable, and moisture-wicking. Perfect for active lifestyles on the go, light backpacking, hiking, biking, skating, and traveling. Incredibly comfortable and provides the support to help promote better posture. Separate the backpack from your back to give the best ventilation to reduce sweat and be cooler. Fits standard backpack sizes 10-12 inches in width between the lower straps. Sport XL (Extended Strap) fits wider backpacks 13-14 inches wide 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. Show more