A super rugged option for carry-on use, the Osprey Rolling Transporter 40 wheeled duffel has incredibly durable construction and incorporated internal storage features. The duffel is constructed of 840D nylon with a dual-sided TPU coating to bolster abrasion resistance and weather-resistance. The bottom of the duffel is bolstered by super rugged 1000D nylon packcloth. An extendible handle makes it easy to operate the duffel and its 130mm sealed-bearing wheels. An injection-molded 'foot' enables to the duffel to stand upright and adds additional strength to the frame. Five durable woven handles allow you to grab the duffel from any direction and however you find most convenient. The 2441 cubic inch main compartment has a U-shaped zippered opening and overlapping rain flaps. A large pocket on one end keeps essentials and smaller items in easy reach. Internally, you'll find two large zippered mesh pockets and internal compression straps to keep all contents securely in place. Multiple attachment points allow you to lash gear externally. The Osprey Rolling Transporter 40 is available in your choice of color options. Its 22' x 14' x 9' dimensions make it approved for most domestic flights. Check with your flight provider to confirm.