High Sierra 45-liter Frame Pack gives you more support to carry heavy loads. And it keeps you comfortable in the process. Whether you're going on a LONG hike and pitching a tent or you want a hands-free way to transport your gear on the airplane, check out this durable nylon Backpack! It's top loading for easy stuffing, with a drawstring closure and adjustable top lid to keep it all put. When carrying, the AIRFLOW system keeps your back cool and dry. And the padded Vapel mesh straps and an adjustable sternum strap give you the stable support you want. Take a hike: Front-load sleeping bag compartment with divider Main compartment has convenient alternative-access zipper Dual-webbing daisy chain for holding extra gear Soft lashing hardware holds ax / hiking poles Dual mesh side pockets straps with adjustable load-lifters Adjustable side and bottom compression straps keep gear secure Internal hydration sleeve and dual tube exit ports (reservoir not included) Tuck-away rain cover 12 1/2 x 7 x 25 2,750-cu. in. or 45-liter capacity. No matter how it's used, it makes a great all-around gear bag!!!! Limited Quantities !!!