KJ Powershoe Special Edition SILVER PINK, girl's 5-7, boys 4-6, fits women's size 5-7
The patented IPS provides the spring effect. It protects your joints by reducing the Impact by up to 80%. The T-Springs are designed for adding optional Steel Coil Springs. Such Coil Springs provide a more dynamic spring effect and allow you to increase / decrease the spring compression resistance at will (by adding / removing a coil spring).
