1. [Six-in-one leather roll] Contains 4 interchangeable roll heads, a silicone cleaning brush, a disinfectant basin and a storage container. Use a 1200 / 1.0mm needle for the body, a 720 / 0.5mm needle for the face, a 300 / 0.25mm needle for the eyes, and a 12 / 1.5mm needle for the local area . The face is cleaned with the facial cleansing brush. Our skin care kit can meet all of your skin problems.^ 2. [Professional and Efficient System] Improve the level of collagen in the skin, accelerate skin rejuvenation, and benefit from smoother, firmer, younger looking skin and fresher appearance. Fine lines, wrinkles, enlarged pores and scars help fade faster and more effectively, while collagen makes the skin plump, smooth and full of vitality.^ 3. [Quality] Our leather rolls are made of needles made of titanium alloy and ABS materials, are non-invasive and are sterilized by UV gamma to ensure hygiene and safety. The replacement head is also sterilized with the same high quality titanium microneedles. You are safe and reliable. Remember to disinfect with alcohol before each use^ 4. [Easy to use at home] This skin roller can be used to exfoliate the forehead, head, neck, nose, scalp, chin and other parts of the body (ex. Stomach). It can effectively absorb your favorite beauty cream or essence and absorb the product effectively. We recommend using Vitamin C Serum or Hyaluronic Acid Serum for best results.^ 5. [Reminder] It is recommended to use with skin care products or essences for best results. In addition, microneedles help exfoliate, improve skin tone and make it look radiant, making the skin smoother and healthier. Apply once a week or every two weeks for skin care purposes.