Poron Full Length Insoles 100% Shock Absorbing Grey (High Performance)

Poron 4000 – Grey (High Performance) Insole for Shoes - Poron 4000 is used in a wide variety of products. The firmness of these inner soles offers high-energy return and an excellent impact absorption, ideal for demanding/outdoor work, athletic and casual applications. Inserts for shoes made from 100% microporous and cushioining Poron foam --- Durable, highly regarded performance, shock absorption material. These microporous polyurethane foam insoles keep moisture and sweat away from socks and feet.