The Wind River 38L Roll-Top Backpack features waterproof 900D TPU-coated fabric and a waterproof main compartment to protect essentials. It has an adjustable, removable hip belt with hook-and-loop tabs, lariat gear straps for attaching rod tubes or gear, a front stretch mesh pocket for quick access, and Hypalon attachments on straps for GPS or radios. Dimensions are 24 x 12 x 8 inches when rolled three times.