❤Made from a safe and cloth and that are safe, and color rendering. ❤The dry very fast, and after the is dry on paper, is and fading color. ❤Bright color is for seal, fingerprint stamping, art painting drawing. ❤It also can safe educational tool for kids, bright color will attract kids and stimulate their of color. ❤Feel to us with any questions problems you may have. response within 24 hours.We offer a full replacement if you’ re not satisfied with your purchase.