This super-comfortable, ultra-plush booties not only feel fantastic, but also work actively to moisturize and condition dry, dehydrated skin. This secret is in the proprietary Transdermal Gel Matrix™lining E, and Olive Oil to replenish and revive the soles−while also mechanically cushioning the feet to help prevent blister and callus formation. Instructions: We recommend that these booties be worn 2-3 times per week. Feel free to walk with these booties on. If desired, booties can be worn overnight. Booties are reusable. For optimal results, use for 40 treatments before replacing with a new pair of booties.