Smart Color Art 12 Colors Glitter Gel Pens,Glitter Gel Pen Set for Coloring Doodling Drawing Gift PROFESSIONAL QUALITY: None of toxic, acid free, lead free, and all the materials are eco friendly. Safe using! It's made of high end refill, Which contains superior ink and hard Tip (tip size 0.8mm) that makes the pen writing smoothly and using durable! CLASSIC PACKING: Easy to take. Could be a amazing gift for children and adults! DIFFERENT USAGES: Perfect Art Micron Ink Pen for Scrapbooking, Coloring, Journal, Nail Art, Kids, Sketching, Painting, Drawing, Writing , Tattoo & Custom Artistic Creations! Get busy with art projects or relax with an adult coloring book! SOFT GRIP: Making better writing feelilng to you. And will not lead you uncomfortable or tired even during long time writing.