With the Xootz Roller Wheels you can convert any trainers into rollers skates, just strap them onto your heels to skate along. They are easily adjustable, so one size fits all and they will grow with your child�s feet. They can be attached to your shoes in seconds to give hours of skating fun. The wheels feature LED lights (no batteries required) to give an amazing light display as you skate along. Compact and easy to take around with you, plus you can quickly and easily unclip them when you want to convert back to ordinary shoes.