Advanced : Acrylic paint pens use vivid, opaque ink and can be written on almost any , including paper, glass, stone, plastic, and metal. Water-based ink is odorless, non-, light , and waterproof. Very suitable for indoor and outdoor use. Vibrant colors: Rich colors mean more mixability and fun, and with these brushes, you have unlimited creativity. The paintbrush is very suitable for artists, art students, children, teenagers, and adults to use in art and handicraft projects. Multi purpose: enjoy the fun of creating art projects on surfaces. It is suitable for sets with smooth porous surfaces such as rock paintings, metals, pottery, treated smooth wood, plastics, canvas, fabrics, paper, cards, customized mug, polymer clay, etc. Non and odorless: acrylic paint markings comply with ASTM d-4236 and EN-71 safety standards. Please avoid direct contact with food. Great gift idea: On birthdays, Easter, Valentine's Day, Thanksgiving, Mother's Day, Christmas, New Year, or special occasions, paint markers be an perfect DIY gift for family and friends, as well as a gift for children or teenagers. Colour:multicolor Material:plastic Package Contents: 1 x 24Colors Outline Metallic Markers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.