Smash H2O is a permanent water-based paint. It's a non-toxic heavily pigmented paint suitable for indoor/outdoor use. Smash H2O can be mixed with each other for custom colors as well as with other water-based brands for versatility. This is filled in the Art Primo Drip Mop Mini it has a replaceable felt nib and can be easily refilled. Smash H2O is fully compatible with acrylic clear coats and can be cleaned from most surfaces with an ammonia based cleaner.