What is Microdermabrasion? Microdermabrasion treatments use an instrument to softly sand your skin. This removes the thicker, outer layer of your skin leaving a new fresh younger looking skin. This type of treatment is used to treat light scarring, discolouration, sun damage and stretch marks. The procedure is great to improve, small wrinkes, scars, sun-damaged skin, acne, rosacea and Dark spots.