Gregory Citro 30 Backpack | Travel Backpack from Gregory Mountain Products | The Citro 30 boasts a large main compartment and stretch exterior storage for all-day cargo capacity. VaporSpan ventilated suspension provides all-terrain, ventilated, moisture-wicking support.VaporSpan ventilated suspension with moisture-wicking mesh and perimeter alloy framePerforated shoulder harness with sternum strap featuring integrated safety whistle3D cradle padded hipbelt with large zippered pocketsInternal hydration sleeve with SpeedClip hydration hanger compatible with Gregory's 3D Hydro reservoir (reservoir not included)Top zippered pocket and interior mesh zippered security pocketFront stretch and dual side mesh pockets for quick storageTrekking pole / tool attachment point with bungee closure systemCustom comfort-grip molded zipper pulls• Weight: 2.09 lbs.Body Dimensions: 21.7" x 11.8" x 9.6"