• Professional quality blade: Do not use on fake skin. Each of our disposable Micro Blade pens features a professionally designed safe blade, perfect for trimming eyebrows. • Fully sterilized and disposable: To ensure each item is completely sterilized, we package it hermetically and it is completely single-use. • 10 micro pens: Each set comes with 10 individually packaged U-shaped micro blade tools. The batch number and expiration date are printed on each package. • Safe and non-slip design: Designed with an ergonomic, comfortable, and easy-to-grip non-slip handle. • Colored sponges on each pen: Our tools feature a small cotton sponge at the end, perfect for easily masking paint. • Size: U18 0.18MM, check before use.