This micro-needling scalp roller aids with thinning hair in women and men.Key benefits:- Promotes collagen production and cell regeneration- Supports hair growth- Improves thinning hairTo use: Clean and sterilise before and after use.On dry hair, roll over the scalp and hairline in the direction of the hair, using light pressure. For best results, follow with a topical treatment serum.Use for 15 minutes, 3 times a week. Do not use on broken or irritated skin, active skin conditions or sensitive skin areas. Keep away from Children.If needles become damaged or bent, do not use.