The women's version of the original Kelty pack, the Trekker 3900 pack offers outstanding value. Its classic, proven design has been updated with modern adjustability and comfort features. Designed for short torsos, the Kelty Trekker 3900 features an adjustable suspension and is perfect for women and youths. Large, top-loading packbag sports multiple zippered pockets and a mesh water bottle pocket to organize your gear and keep it within easy reach. Ventilated suspension system features a tightly stretched mesh back panel, padded shoulder straps and dual density foam hipbelt. Sternum strap, load-lifter straps and belt stabilizers help balance the load; pulleylike Scherer Cinch?äó makes tightening your hipbelt a breeze. Separate sleeping bag compartment can be combined with the main compartment using the internal 3-position zip divider. Spindrift collar cinches down over the main compartment to seal out the weather. Top of pack features a hold-open bar that makes loading and unloading easy. Daisy chain, ice axe loop and lash tabs allow additional gear to be attached to outside of pack. Hydration-compatible design features reservoir pocket and drink tube exit port for on-the-go hydration (reservoir sold separately). Kelty Trekker 3900 is made from lightweight, durable 600-denier ripstop and oxford polyester for light weight and durability.