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, titanium micro-needles with a length of 0.25mm to 2.0mm, which in 5 minutes make nearly 250,000 microneedles on the skin. due to the fact that they are made of titanium and not surgical steel, they are extremely thin like a human hair and thus actually stick into the skin. the precision of titanium needles guarantees safety and comfort during the procedure. each roller\'s head is equipped with 192 titanium needles. needles length 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 , creating microchannels, improving the color 0.50 mm - exfoliating the epidermis, stimulating microcirculation, creating microchannels, microdamages of the epidermis, improving the 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, creation 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,