Great Product
Never used one before but am loving this product.
0.5 mm dermaroller may be used once a month or every 7 days only once your skin can tolerate weekly treatment. Works best on large pores, hyperpigmentation, wrinkles, and shallow scars.
1.0 mm dermaroller may be used once a month or twice a month once your skin can tolerate weekly treatment. Works best on deep indentation acne scars, stretch marks, large pores, hyperpigmentation, hair growth, and wrinkles