Don\u2019t think of your backpack as a one-dimensional item-holding vessel. It\u2019s also your ticket to solid holds and impacts downrange - if you use it right. Forend support, rear support, prone to sitting, instructor Justin from Vortex Edge\xae walks through the many positions and tricks to leverage the functionality of your backpack for increased accuracy. Might as well, you probably have it with you anyway.