Twolayer heels made of natural leather and natural cork are used to compensate for the difference in the length of the limbs in diseases of the heel and knee joint. Well absorb shock significantly reducing the burden on the Achilles tendon and hip joints. They adjust the height of the heel in the shoe preventing the heel from chafing and pressing the footwear. We recommend to any type of covered footwear. They increase walking comfort.Available in two sizes women (5.5 cm wide) and men (6.5 cm wide).The packaging contains two inserts.Selfadhesive paste on the dried and degreased surface! For good hygiene replace the heels every 68 weeks.