Gregory Nano 16 Backpack | Travel Backpack from Gregory | WEARABILITYAirmesh breathable shoulder harnesses with one-handed sternum strap buckle and hydration routing loopsBreathable die-cut backpanelReflective webbing loops for visibilityPOCKETS, ACCESS, & HELPFUL ATTACHMENTSQuick-Pull drawcord closure with large reflective webbing pullerTop zippered pocket with key clip and center buckle closureSide stretch mesh pocket for water bottles and quick storageInternal hydration sleeve with universal reservoir hanger and hydration portCustom comfort-grip molded zipper pullsProduct also available in Plus Size fit that is is comparable to 2x-6x in apparel sizing and the torso sizing remains consistent with all other Gregory products.