Frequently Asked Questions: Q: Can this be used on metal or glass, etc.? A: Yes, this acrylic paint has a coverage on most surfaces like glass, metal, ceramic, wood, rock, fabric, you can use it for canvas painting as well as crafting. Q: Can this be used for air brushing? A: We recommend you shop airbrush paint for airbrushing. If common acrylic paint is not thinned properly, it may block your airbrush tools. Q: Is this paint washable? A: This acrylic paint is water based, before it is completely dried, you can wash them with water, or soap water. When it is dried, its water proof. WITH COLOUR WITH FUN Shuttle Art specializes in providing Art & Office Supplies for artists of all ages and levels. We are committed to providing customers with quality products.