FEATURES: They are Have a Foam Core which makes Them 40% to 50% Lighter        
            Than most Wheels.                                                  
          It offers Low Bounce for Smoother Landings.                          
          Durable Rubber Skin for More Rugged Construction.                    
          They are Designed to Provide More Strength and Improved Balance.     
                                                                               
INCLUDES: One 4-1/2" Diameter Skylite Wheel