Medical Grade Biomechanical Silicone. Shock-absorbent to relieve lower heel, joint and back pain. Extra soft blue pads for greater pain relief and pressure redistribution. Supports the heel’s natural padding. Usage : Remove film and place in heel part of your shoes. Hand wash in warm soapy water and air dry. Reactivate adhesion using few drop of water. Caution : Discontinue use if you experience adverse reaction. Keep out of reach of children. Storage : Store in a cool, dry place away from direct sunlight.