Magnetic Insoles, Mixed Pole

Insoles are a solid piece of thin, flexible magnetic material with mixed poles. This combination of north and south will both stimulate and soothe your feet at the same time. Small fits women's shoes up to size 8 and men's up to size 6 1/2. Large fits women's shoes up to size 9 and men's up to size 12. Small insoles are purple; large are green.