Zuca Travel Gray/black Set, Frame, Insert, 5 Pouches, TSA Bag and Cover This strong aluminum alloy frame is light, yet the seat is rated to hold up to 300 lbs. The Sport Insert Bag is removable, hand-washable, and is made from premium water-resistant 600D polyester. The 4" lightweight polyurthane wheels absorb shock, and provide a silent ride. Includes a 41" telescoping handle and a gear platform to carry additional loads. The Zuca Pro is part carry-on, part organizer and part "darn is this thing cool", and comes with a built in seat.