Ebay offers Spider-Man Carry On Spinner Hardside Ride On Suitcase for $37.99 (reg. $69.99) with free shipping. 

Product Description:
Ride in style with this awesome Spiderman ride-on luggage! Kids can sit, rest their feet, and zoom through the airport while being pulled along. With a top handle for carrying and a pull handle for easy travel, it’s the perfect adventure buddy for every trip.