Derma roller 1.Well packing and sterilized 2.CE marked 3.All sizes are available 4.Professional OEM service Derma Roller is a revolutionary device which has the amazing ability to naturally stimulate collagen and elastin production in the skin without damaging it. It can be used by both men and women and has numerous beneficial effects: Scar Removal, including acne scar removal Stretch Mark Removal / Treatment Anti Ageing Anti Wrinkle Cellulite Treatment / Cellulite Reduction or Removal Hair Loss Treatment / Hair Restoration Hyper Pigmentation Treatment Usage: 1.Clean your face in common way. 2.disinfection of micro-needles with alcohol. 3.After about 15minutes, put micro-needles end on your face and make it roll on your face. 4.Do notuse it in heavy press into your skin,in mild pressure! 5.clean the derma roller after use. store it in dry & clean place. Notice: 1.Do not touch by children 2.Remember to disinfect before use 3.Do not use, if you have below problem: Purulent inflammation of the skin or acne skin; Severe atopic dermatitis ; Diabetes and severe hypertension Work theory: Microneedle roller contains 192 medical grade stainless steel tiny needles , can be used on the skin of any part.Its application principle is by way of the stimulation the dermis layer of collagen and fibroblast proliferation, because of microneedle stimulation, may remove the wrinkle and the improvement skin texture. Microneedle therapy is regularly rolling on the places which need to cure,accompanying with functional nutrition liquid.It can puncture more than 250,000 micro vessels on the epidermal within five minutes, create an efficient nutrient delivery system in the epidermis and subcutaneous tissue,and then the skin will be more beautiful. Many sizes and colors to choose from:0.2mm 0.25mm 0.3mm 0.5mm 0.75mm 1.0mm 1.5mm 2.0mm 2.5mm 3.0mm. Standar export packaging