Neon Street Rollers, Flashing Heel Wheels Clip on Skates, Blue. 

Make that trip to school, bus stop or park more fun. These rollers strap on to the heels of kids shoes giving them a "wheelies" or roller skate affect without the bulk and the cost. Removeable. LED lights in the wheels light up blue when spinning. Recommended for ages 6 and up, width is adjustable to fit most children's feet from 2 1/2" wide to 3 3/8".