XS (Mens 2.5-4 / Womens 4-5.5)
S (Mens 4.5-6 / Womens 6-7.5)
M (Mens 6.5-8 / Womens 8-9.5)
L (Mens 8.5-10 / Womens 10-11.5)
XL (Mens 10.5-12 / Womens 12-13.5)
XXL(Mens 12.5-14 / Womens 14 -15.5)

Designed to provide 100% foot contact
Bridge gap between the foot's profile & the flat shoes surface to create an optimal force transfer
Reduce negative movement that wastes power to increase performance
designed to increase comfort, stability and provide new levels of power
Blue-HIGH, Orange-MED or Red-LOW? Your foot-type determines the color!