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The New Balance SD100v2 Women's Track Spikes are designed for speed

Medical Applications:Recommended use for minor to moderate tightness and muscle strains to the hamstring

Imagine 24-Hour Protection from Chafe & Blisters

Washes off with mild soap

Superfeet | Blue | All Purpose | Medium Arch Size:G you get the pictureBIOMECHANICAL SHAPE HIGH DENSITY FOAM Closed cell foam supports and cushions the foot for long lasting comfort. ANTIMICROBIAL COATING All natural coating that inhibits the growth of odor causing bacteria. STABILIZER CAP The base of the insole that supports the rear foot and provides structure and stability to the foam layer. HEEL CUP Helps position the heel to naturally absorb impact.