AVAVA 6 Pcs Permanent Paint Markers with High Volume Ink & Quick Drying! Safe To Use! MULTI-PURPOSE: AVAVA 3 black & 3 white paint pen expresses your personality, enriches your soul. AVAVA oil-based paint marks are waterproof and fade-proof after drying, the best choice to work on a variety of surfaces. Including rock painting ceramic wood leather plastic fabric canvas stone glass metallic wood tire labels chalkboard craft supplies etc. HOW DO I USE IT? In order to get the best results, it is important that the following instructions are followed. 1. With cap on, shake well to mix paint. When you hear the ball rattle inside, you’ll know the paint is mixing. 2. Press the nib vertically 1-2 times per second until the ink effuse. 3. Test on paper before use. Then enjoy painting on different surfaces. If the nib dries out, you can press it again. 4. Make sure to put the cap back on the pen after use. protect tip and keep from drying. SAFE & ENVIRONMENTAL FRIENDLY:  ✔oil-Based ink is non-toxic and acid free.  ✔Medium Tip Paint Marker  ✔High volume ink  ✔Up to 2X longer life  ✔Water and Fade Resistant Package Includes: \r\n Color: 3 white & 3 Black ➤3 x White Paint Pens ➤3 x Black Paint Pens ➤1 x Package Box If for any reason you are not satisfied with these odorless paint pens, please contact us through the buyer-seller message or e-mail, We promise to return all your money.