40" XXL Heavy Duty Expandable Rolling Duffel Bag Wheeled Spinner Suitcase Luggage Material: 600D Heavy Duty Polyester Reinforcing strap, Three levels fordable, Comfort-grip carry handle, Collapses to 4" D. when not in use. Adjustable and Removable shoulder strap, Two front pockets for last-minute storage. Six of sturdy 360 swivel wheels for easy rolling. Bag body can be expanded by zippers from 20" to 30" to 40" high. Dimension Constructed: 24.5" L x 14.5" W x 20" H. Dimension Expand half way: 24.5" L x 14.5" W x 30" H (First zipper opened) Dimension Expand all the way: 24.5" L x 14.5" W x 40" H (Both zippers opened) Weight: 5.5 lbs.