Superfeet Carbon B Insole W4.5-6 cf it's reversible design

it's reversible design

Built from virtually indestructible Grilamid®

and our classic all-conditions rubber in a reverse waffle pattern for traction that keeps you covered from city streets to the uncharted outdoors

Unit Weight With Batteries: 5

Superfeet Carbon B Insole W4.5-6 cf it's reversible designBreakthrough design combines the strength of carbon fiber with ultralight foam to create the most innovative_ high performance Superfeet insole ever. SIZE: (2. 5 4) (4. 5W 6W) HOW IT WORKS Superfeet insoles help adapt the flat midsole of the footwear to your foot. The distinct Superfeet shape helps to stabilize the foot_ while the structured heel cup and full length foam provide support and comfort for every step. Heel Cup: The structured heel cup