Ultra-thin sterile disposable Microblading tool For crisp and define thin hairstrokes. Nano 0.18 mm needles. Surgical 304 steel. Anti-slippery matte rubber grip. Ergonomic handle desigN. Ultra-light. Lint-free microfiber tip. Comes in hard sterile package to prevent precise needles from damage during transportation and storage. sterilized with Ethylene Oxigen, gamma radiation free.