Warren London Critter Color Temporary Fur Coloring COLORFUL AND BRIGHT - Available in multiple Colors - bright, fun colors in 4-ounce jars. Product can be applied with a spray bottle, brush, fingers or air brush PET SAFE - Our color is Non-Toxic and Vegan Based Safe Ingredients for Dogs. Safe for dogsover 12 weeks old TEMPORARY AND WASHABLE - This is a non-permanent color, can last from a few days to a few weeks. Will come out with 1 or 2 baths or fade away on its own WORKS BEST ON WHITE COATS - Will not show on black or dark coats. Product will work different on different coats, dirty and oily coats may not work as well, so a clean bathed dog will have better results FOR ALL SKILL LEVELS - Professional groomers or at home users can create great designs, can color the whole dog or is great for tips and tails