Our Derma Roller is very simple in using at home The roller length is also a graeat start for newbies The roller is portable and easy to hold and use You can carry it with you easily or chose to simply use it at home Quality materials Crafted with premium titanium our roller ensures durability and safety You can comfortably use it for care Gloss Level A9 Crystal glaze composite lightsensitive surface activating the pleasant sensation of roller over the skin