Gregory G-Pack Blue Black Internal Frame Technical Hiking Backpack 2700cu/48L MD The Gregory G-Pack Blue Black Internal Frame Technical Hiking Backpack is a high-quality backpack designed for avid hikers. With a capacity of 50L, this lightweight backpack features a buckle closure, nylon and synthetic material construction, and four pockets for organization. It also includes features like a hip belt, ventilated back panel, external pockets, and padded straps for added comfort during long hikes. The blue color and sleek design make it a stylish and functional choice for outdoor enthusiasts tackling challenging terrain in the fall season.