Plus Size fit is comparable to 2x-6x in apparel sizing and the torso sizing remains consistent with all other Gregory products. See our Fit Chart for complete fit dimensions. , Plus Size packs are designed with extended length shoulder straps and hip belts, plus additional fit revisions to accommodate larger body shapes and sizes. , VersaFit adjustable torso length with perforated 3D foam breathable backpanel , Padded wraparound hipbelt with large zippered pockets , Perforated, breathable shoulder harness with sternum strap featuring an integrated safety whistle