35 liter top load main compartment with gusseted drawstring closure and adjustable top lid. * Internal hydration reservoir sleeve and dual exit ports for tube (reservoir not included) * Adjustable side and bottom compression straps keep gear secure, removable media pocket, adjustable sternum strap, soft lashing hardware * Contoured backpack straps, with adjustable load-lifters and VAPEL? mesh padding, are uniquely shaped to fit regular size torso * 24.5x13x8 inches (62.2x33x20.3 cm) 35 liters 2135 cubic inches