activ system dermo - roller dermo - roller is a professional device for micro-needle mesotherapy, which is one of the alternatives to laser treatments and plastic surgery, as well as deep chemical peels. is an innovative way to regenerate and rebuild the skin. dermo roller activ is a roller covered with thin, steel micro-needles with a length of 0.25 mm to 2.0 mm, which in 5 minutes make nearly 250 thousand micro-punctures on the skin. each roller\'s head is equipped with 540 steel needles. needle lengths and application: 0.25 mm - gentle exfoliation of the epidermis, stimulation of microcirculation, improvement of color 0.30 mm - exfoliation of the epidermis, stimulation of microcirculation, creation of microchannels, improvement of color 0.50 mm - exfoliation of the epidermis, stimulation of microcirculation, creation of microchannels, microdamages of the epidermis, improvement of color length from 0.25 - 0.50 can be used for home use according to all safety rules. 0.75 mm - exfoliation of the epidermis, stimulation of microcirculation, formation of microchannels, controlled damage to the epidermis, leading to stimulation of fibroblasts to produce collagen and elastin 1.00 mm - exfoliation of the epidermis, stimulation of microcirculation, formation of microchannels, controlled damage to the epidermis, leading to stimulation of fibroblasts to produce collagen and elastin, thickening of the walls of blood vessels, elimination of discoloration 1.5 mm - exfoliation of the epidermis, stimulation of microcirculation, creation of microchannels, controlled, deep damage to the dermis, leading to stimulation of fibroblasts to produce collagen and elastin, thickening of the walls of blood vessels, skin regeneration at many levels, elimination of discoloration 2 , 0 mm - exfoliation of the epidermis, stimulation of microcirculation, formation of microchannels, controlled, very deep damage to the dermis, leading to stimulation and fibroblasts fo