PREMIUM DESIGN - Man Matters Advance Derma Roller is a hand-held device ergonomically designed for superior handling. This roller has 540 titanium alloy micro needles with the right size for comfort and safety. USAGE - Regular use helps keep the beard healthy and improves absorption of topical applicators for improved efficacy. COMBINATION - Using the Derma Roller with topicals and oils can help them to be absorbed properly. EASY TO USE - Just roll vertically, horizontally, and diagonally on the coverage areas about 10 times before applying your favourite topical serum and oil to help them absorb properly in your beard. SAFE & EFFECTIVE - The titanium roller has been specially designed for home use by selecting the suitable needle length, the best materials and tested ergonomics.