Product Material: stainless steelColor: white, gray4 size heads with titanium needles in matching length:300 needles - 0.5 mm for use on the eye720 needles - 1.0 mm for face1200 needles - 1.5 mm for use on the body12 needles - 2.0 mm for topical purposes1. 6-IN-1 Promote a healthy complexion with this high-quality dermaroller with microneedle technology. Contains four interchangeable derma roller heads, a silicone brush, a disinfectant basin and a storage case for your different skin treatment needs; microneedling make peeling easier, scar rollers improve the complexion with a radiant appearance and make the skin feel smoother.2. Material The 6-IN-1 dermaroller is CE and ROHS certified. made of stainless steel microneedles which achieve a longer service life. Four different needle heads can be switched depending on the treatment. Non-invasive, safe, and painless to use at home.3. Multifunctional micro needle heads 1200 needles / 1.5 mm for use on the body, 720 needles / 1.0mm for use on the face, 300 needles / 0.5 mm for use on the eye, 12 needles / 2.0 mm for topical application. This dermaroller kit can be used anywhere on your body. Remember to disinfect with alcohol before each use.4. Perfect for skin care From 0.25 mm microneedle that acts on the epidermis of the skin. It must be gentle during the first operation and the skin should be adjusted from light to difficult, with the number and intensity of rolling slowly increasing. Combine this kit with your favorite beauty cream or serum such as vitamin C serum or hyaluronic acid serum for the best results.