More than a durable ergonomic shoulder sling pack; it is the state-of-the-art portable gear organizer that provides secured compartment for and rapid accessibility of daily equipment. The versatile main compartment (8" x 6.5" x 3") has a huge 156 cu. in. of space with a water-resistant storm collar that can be deployed by pulling a cord-locked drawstring. An array of integral fixed-position external pouches retains and indexes individual pieces of gear while two sets of nylon webbing anchors accommodate modular expansion accessories such as the CP-L Radio Holster. Each Fatboy comes with a tactile non-slip shoulder pad providing great comfort during extended use. lon thread (stronger than ordinary industry standard nylon thread). #AS-100 high grade closed-cell foam padding material for superior shock protection. High tensile strength nylon webbing. #10 high strength zippers and zipper tracks. UTX-Duraflex nylon buckles for low sound closures.