Stable and reliable: This oily touch up pen is made of high quality acrylic paint that does not harm the human body and meets safety standards. It is waterproof, quick drying, colourful and durable and has good UV resistance. Also suitable for children.Strong applicability: Since the material is high-quality acrylic paint, it is suitable for almost any surface of crafts or artworks such as porcelain, glass, metal, wood, plastic, fabrics, stones, Easter eggs, etc. You can easily use different color markings to create amazing works.Easy to use: To use, simply shake it up and down about 15 times to fill the tip of the marker with ink. Then open the lid to write easily. To prevent the ink from drying out after use or causing unnecessary scratches, we recommend closing the lid.Fine design: this marker pen has 12 different colours, the tip size is only about 2 mm and the fibreglass tip is used, the tip is wear-resistant and pressure resistant, easy to use and does not wear out over time. It can quickly fill the painting area and help you and your family create interesting works of art.