Valve-action Structure: SHAKE WELL BEFORE EVERY USE; Great control of ink and gas, high-technology
Multi-Colors: 12 vibrant colors: Black, White, Brown, Red, Orange, Yellow, Green, Blue, Violet, Pink, Gold, Silver
Ink Properties: Water and Fade resistant, Opaque ink, the bright color is durable in high temperature, Artwork permanent saving after oven baking
Smooth Writing: Writes on nearly any surface with your imagination and creation; allowing you to easily write on ceramic, rock, paper, stone, rubber, ceramics, wood, canvas, glass and plastic!
Ink Certificated: Conforms to ASTM D-4236 certificate, non-toxic and acid free. But don't swallow it and No food contact