Get a better bottom & legs with every step. Built specifically for walking & everyday activities, the Easy Tone Reeinpsire II can help you get more firm. The Easy Tone technology has pockets of moving air in the heel & forefoot that promote micro-instability; improving muscle tone in the glutes, calves, & hamstrings. The women's Specific Last technology ensures optimal fit & function for a woman's foot. The mesh/synthetic upper is designed for the ultimate in style, breathability & durability. There is also a Smooth Fit hidden-seam liner to ensure minimal rub & irritation.