Built rightinto INCHworm shoes is the iFit technology. The iFit technology allows you toGROW the size of the shoe with a simple push of the button. So eliminateunnecessary trips to the shoe store and provide your children with betterfitting shoes that last up to three sizes longer. Inchworm shoes grow in halfsize increments. Just push the button on the side, and pull the toe of the shoeto adjust into the next size.
Source: inchwormshoes.comAdded: 27 October 2006