For day-long hikes in variable conditions, the Shasta 30 has you covered. 30 liters of compressible cargo space help you stay well equipped and organized. An integrated 3-liter Crux reservoir with Quicklink keeps you hydrated all day long. The Air Support back panel and dual wing belt distribute weight and ventilate for all day comfortable carry. Essentials organization, inside and out, make it easy to access needed items easily and without unpacking. An external overflow pocket is the perfect place to stash an outer layer. Women's specific fit.