The Neofollics Hair Growth Stimulating Scalproller is an scalp-specific dermaroller that activates and stimulates hair growth and increases the absorption of the Neofollics lotion. Improves the absorption of the Neofollics Hair Growth Stimulating Lotion up to 5x; Stimulates collagen and elastic production to improve the health and youth of the scalp and better anchoring of hair in the follicles. Scalp stimulation instantly improves microcirculation to naturally encourage hair follicular activity Targets receding hairline, widening part line, balding and thinning areas in the hair 540 Microneedles made of stainless steel (0.3 mm)