This upgraded chrome paint pen is formulated with special oil-based ink and has a thicker chrome metallic gold color. Fewer particles, large ink output, smooth writing, high hiding power, and better chrome gloss effect. It takes 12 hours to completely dry, please keep it as it is during the process. After completely dry, it has good waterproof, UV resistance, not easy to fade, high gloss, scratch resistance, and longer lasting display effect. For model, metal, plastic, glass, ceramic, automobile, tire coloring, etc. The Liquid Chrome Marker pen restores the original bronze sheen to DIY projects and creates our high gloss unique pieces. Instructions: Clean and polish the surface of the painted workplace, Shake up and down before each use to even out the ink (Please keep the cap on), Press the pen tip upward to exhaust the air in the pen tube, Press the pen tip up and down several times in the test area until the ink fully wets the pen tip, Enjoy your creation time (do not touch until completely dry). Cover the pen cap and store horizontally after using. Tips: Do not touch it until it is completely dry. Not suitable for children under 3 years old. Preschool children, please use under adult supervision. During painting and drawing, if you need to modify, you can use alcohol to erase (only for some non-absorbent surfaces).