Check the listing for details. TWO PMD Replacement Discs Hand Foot Kit #2503. Condition: New. Listed at 24.95 USD. Product DetailsPersonal microderm uses a patented spinning disc technology to deliver revolutionary microdermabrasion treatments and unmatched, brilliant results. The patented disc spins as it glides across the skin providing brilliant results with each treatment.Product dimesion - 0.25" L x 0.25" W x 1" HSet includes - 1 small and 1 large red disc (very coarse) and 2 small and 2 large black discs (body only)Personal microderm delivers brilliant results on your neck, chest, arms, legs, hands and feet, the large body discs easily cover a greater surface area to more quickly treat the body also smooth, soften and brighten your skinWhat is it made with - aluminum oxide is a naturally occurring element that is extremely hard, second only to diamondHand and foot - very coarse, body only the hand and foot kit was designed specifically for the hands and feet, time to throw a "mani and pedi" partyThe Personal Microderm should only be used once every 7 days. Each discs will last 3-4 uses. Most treatments will last three to five minutesPersonal microderm allows for complete treatment customization, whether extremely sensitive or precisely intense, there's a perfect disc for every skin typeAluminum oxide crystals are non-airborne, less allergic and active against bacteria which helps prevent any adverse reactions and reduce spreading of bacteria which may cause irritationsWhen inserting a new disc in your personal microderm follow these steps - 1 - push the disc down firmly on the device postStep - 2 twist on cap making sure to tighten the cap firmly against the black o-ring on the toolStep - 3 check to make sure the disc is sitting slightly below the plastic capThe size of the area being treated and the length of each treatment will ultimately determine how long a disc can be usedImported