This pair of anti-fatigue molded insole from Impacto Airsol will keep your feet protected without sacrificing comfort. It is 10-1/2 long. They are made of open-cell foam material. They come in a green color and are size Men 9 to 10-1/2 Women 11 to 12-1/2. These molded insoles feature an open-cell structure engineered for greater resiliency breathability and reduced heat build up. The top layer provides constant cushioning and even distribution of weight to protect pressure points. The Airsol insoles provide superior impact and shock absorption.