Description Impact Reducer Dual Foam insoles are made up of two essential materials for running: one absorbs shocks and the other is more dynamic, giving you the energy you need from your foot movements. These soles are very thin and can be used under existing insoles or directly under the feet. TECHNICAL FEATURES Merrymesh topcover: comfort Rearfoot section (viscolatex): absorbs shocks. Forefoot section (rubber foam): boosts propulsion
