Run Support Medium Arch Size:(D) M: 7.5-9 | W: 8.5-10 Fabric's diamond-grid pattern next to

Fabric's diamond-grid pattern next to skin provides warmth and breathability

Contoured foot-box follows natural foot position for maximum warmth and comfort

Outdoor Research® gear is guaranteed to perform throughout the lifetime of the product

Duralast: High-density

4 cm x 18 cm

Run Support Medium Arch Size:(D) M: 7.5-9 | W: 8.5-10 Fabric's diamond-grid pattern next toRunners: personalize your favorite running shoes with Superfeet RUN Comfort Thin insoles. Engineered specifically for running, these insoles deliver maximum comfort in a thin profile while helping minimize foot fatigue. The Superfeet shape, delivered via a responsive EVOLyte carbon fiber cap and Aerospring Rebound comfort foam, encourages smooth and efficient energy transfer throughout your gait, from foot strike to toe off. Exceptional comfort under