3 BLACK & 3 WHITE ACRYLIC MARKER PENS : The 0.7 mm extra-fine tip is the perfect perfect for arts and craft projects, as well as for adding permanent identifying marks on tools, parts and other industrial applications. Great for posters and signs. SAFE & NON-TOXIC: Acrylic paint marker pen with drying quickly for long-lasting color, safe Ink, no leak, no harmful chemicals. SMOOTH WRITING & QUICK-DRYING: These marker pens have the feature of smooth writing and quick-drying ink that won't smear or bleed through paper; The brush marker pen tip fits for making thick coverage, you can change to various sizes of lines that meets diversified applications. WORKS ON MOST OF SURFACES: These permanent paint pens are the best choice to work on a variety of surfaces. Including rock painting, ceramics, wood, leather, plastic, fabric, blackboard, handicrafts, canvas, stone, glass, metallic, wood, etc. Great Gift Idea-This rock painting pens set will be a fantastic present for your sister,brother,daughter,granddaughter,son,kids,wife or for those painted rock lover for Christmas,Birthday,Mother's Day,Easter,Day, Valentine's Day,Thanksgiving Day,Party, Year's gift etc.This super & thoughtful rock painting kit will make a perfect & useful gift. Acrylic paint marker pen used for decorative painting, artistic creation, and general craft painting projects. It can be used on almost any surface. Including Wood Plastic Rock Leather Glass Stone Metal Canvas Ceramic etc. How to Use: Shake the pen well with the cap on Remove the cap and push the pen tip down until the ink penetrates the pen tip Please test the ink on a piece of paper before starting to make sure the pen works smoothly. Cover the cap when done Great Art Gift perfect for artists & art students, teenagers & adults. Also great gift for your kids or friends to send your