LYRA Aqua-Color Watercolor Crayons, 10-Color Set Complies with European safety standards (CE mark) This is a 10-color set of LYRA crayons that transform into watercolors when water is added. These are watercolor crayons (10-color set). After drawing with the crayons, you can trace over them with a water brush or similar tool to achieve a watercolor-like texture. Made with harmless ingredients that comply with European safety standards (CE mark). Comes in a wooden box. Only white, sky blue, and green have been used; the rest are unused. The outer box has some dirt, but it should not affect use. Please consider if this is not an issue for you. * Anonymous shipping, free shipping, and prompt dispatch. - Brand: LYRA - Model Name: 855 H 10 - Item Count: 10 crayons - Feature: Crayons that transform into watercolors Thank you for looking.