Aarn Backpack Shoulder Strap Pocket Brand_Feetures Polartec Power Stretch Pro is

Polartec Power Stretch Pro is a 4-way stretch fabric providing an incredibly comfortable fit without inhibiting movement: the fabric moves with you

the AirZone Spirit also features webbing reinforcements at the corners for outstanding long-term durability

low profile

confined space or other space-sensitive rigging environments

closing securely once the boot is inside

Aarn Backpack Shoulder Strap Pocket Brand_Feetures Polartec Power Stretch Pro isUse this additional storage pocket on your traditional backpack shoulder straps. It is big enough to hold most phones, plus additional gear such as battery packs, energy bars and sunglasses.