Micro Needle Derma Roller - Titanium Hair Regrowth. Features: Needle Length: 0.2mm/0.25mm/0.3mm. Material: Medical-grade Stainless Steel (needle) and Hard Plastic (handle). New and High-quality 540-Needles Micro-needle Roller Medical Therapy Skin Care Tool. A Common Cosmetic Procedure for Treating Many Conditions by Stimulating Collagen and Elastin Improve the Elasticity of the Skin. Smoothen Acne Scars. Promote Skin Rejuvenation and Improve Alopecia. Mildly Roll 10 Times Vertically and Horizontally. Can Be Used on All Areas of the Face, Neck and Body and Scalp. Can Be Used by Yourself Anytime at Your Personal Convenience. Different Needle Lengths Have Different Usages: Home Use: 0.2mm/0.25mm/0.3mm Clinical Use: 0.5mm/0.75mm Medical Use: 1.0mm Physician Use: 1.5mm/2.0mm/2.5mm/3.0mm Cleaning Method: Soak About 5~8 Minutes with 75% Alcohol. Using Ultraviolet to Disinfect for About 45 Minutes. Come with a Transparent Protective Box for Holding the TinkSky Roller. Attentions: Do Not Force the Roller into the Skin but Simply Use Mild Pressure. Roll Obliquely at the Same Intensity Covering the Same Areas in Both Directions (vertically and Horizontally). The Roller Cannot Be Overused As the Needles Will Remain Sharp for a Prolonged Time. Not Suitable for Use Onto the Following Skin Conditions: Active Acne, Eczema, Rosacea, Psoriasis, Severe Solar Keratosis and Raised Moles or Warts. Keep out of Reach of Children. Package Content:Pack in Bubble Bag, Without Box. Your order will be shipped from abroad so please allow the necessary time of at least 14 work days for delivery due to ongoing delays in postal deliveries globally. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.