Skin Gym Lip Micro-Needle Roller in Beauty: NA. Make your lips feel smooth, soft and always kissable with Skin Gym’s Lip Micro-Needle Roller. This tool contains over 180 micro 0.20mm stainless steel needles to exfoliate your lips for a fresh and youthful appearance.. Stainless steel. Creates an enhanced appearance. Easy to use. Lightweight. Gently roll the Micro-Roller over your lips using mild pressure for a few minutes. Roll vertically, horizontally, and diagonally. Disinfect your Lip Micro-Roller after each use by submerging the roller head in a cup of boiled water or 91% alcohol for five minutes. Allow the roller to dry completely before returning it to its storage container and replace monthly. SKGM-WU33. 855331008634. Skin Gym is dedicated to advocating a natural self-care beauty ritual, Skin Gym believes in promoting an enjoyable and healthy skincare routine. Inspired by ancient beauty techniques, the brand’s mission is to go back to basics by offering a variety of modern beauty tools that give your skin a healthy workout and an uplifting experience.