Superfeet Run Comfort Thin Insoles are thin, light, and structured insoles. They are designed with a carbon fiber-reinforced cap to provide strength and durability without bulk. Best for slim, tighter-fitting athletic footwear, these insoles are an excellent choice for runners who need high-performance support and comfortable underfoot cushioning.Details:Pair of insolesLow-profile shape to stabilize and support the foot, reducing stress on jointsThin, carbon fiber cap, reinforced with EVOLyte(TM) for lightweight supportAerospring(TM) Rebound foam for a comfortable ridePatented heel cup cradles your fat pad for natural shock absorptionMositurewick(TM) top cover treatment reduces bacteria and helps prevent foot odorTrim to your shoe for a proper fit