Derma stamp is a skin care device used in microneedling for skin rolling or collagen induction. It helps stimulate collagen growth, which significantly improves the appearance of scars, fine lines, wrinkles , stretch marks, and acne scars... it also helps in the application of creams, oils and gels get absorbed into the skin... can be used on the face and body ... has adjustable needle sizes from 0.5-3.0 mm