
the Brain Box is constructed with a “hood up” design, allowing you easy access to all of your gear and to the insulated bladder sleeve that can accommodate a 30-50 oz. bladder.
Size: 550 cubic inches
the Brain Box is constructed with a “hood up” design, allowing you easy access to all of your gear and to the insulated bladder sleeve that can accommodate a 30-50 oz. bladder.
Size: 550 cubic inches