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. airmesh breathable shoulder harnesses with one-handed sternum strap buckle and hydration routing loops Breathable die-cut backpanel Quick-Pull drawcord closure with large reflective webbing puller Top zippered pocket with key clip and center buckle closure NANO 18