Sundance Spinner Rolling Backpack Black. J World New York Sundance Spinner Rolling Backpack features spinner wheels, a padded laptop sleeve, a front pocket organizer with pencil holders, a key fob, and a zippered pocket, air mesh cushion padded shoulder straps and back with slip-in system, side mesh pockets for water bottles, and a recessed three stage locking handle with push button and padded grip handle. Sundance Spinner is designed to fit under airplane seats and in the overhead compartments.