General description These Snow-10Pcs Oil Ink Marker Pens are designed for tattoo and piercing applications. They are non-toxic and non-irritating, making them safe for use on skin. The bright color provides sharp and distinct markings, ensuring precise placement for needles during procedures. Technical specifications Type: Double head pen Ink: Water-based, non-toxic, acid-free, fragrance-free Shell: Durable plastic Color: Black Usage Effectively mark areas for tattooing or piercing Resists smudging and staining (some staining may occur)