Derma Roller 5 in 1 Face - Derma Roller for Face, 5 in 1 Rollers for Scalp, Hair, Beard, Facial Skin Care for Men and WomenIMPROVE SKIN This micro needle face roller can effectively help improve your skin by creating a large number of small channels in the skin, allowing nutrients to penetrate the skin better. 4 DIFFERENT SIZES Our micro needle rollers are available in four sizes, 0. 5 + 1. 0 + 1. 5 mm + 2 mm, different roller heads are suitable for scalp, face, all areas of the body, including eyes, mouth and neck and other sensitive skin. ERGONOMIC & NON SLIP Our face