Satisfied Customer Service: Our high-quality titanium needle rollers with a 30-day money-back guarantee. If you are not satisfied with the beauty quality of Glemme, please contact our customer service team to provide you with quality service. Easy to Use and Safe: It is designed to treat specific skin problems and make your skin healthier. Roll the roller back and forth 6-7 times in the desired area. Please apply the serum evenly to the treatment area, repeat every 7 to 10 days. And our derma roller only use to facilitate exfoliation of the skin. Reappearing Skin Vitality: Whether used alone or together with your cosmeceuticals, our rollers can make your skin radiant, vibrant and healthy. Before use, please disinfect the roller with alcohol and clean the entire leather rolling area thoroughly. Affordable Treatment: Professional skin care treatments cost thousands of dollars. We want to make the treatment cost affordable for everyone who wants to improve their skin. Very effective, stick to it, you can get the same result with less money than lunch. High-quality Micro Roller: Medical titanium alloy needle, the handle conforms to ergonomic design which makes it more comfortable to hold. This skin roller works with your favorite beauty cream or serum to achieve the best results.