Special feature_ Vivid and brilliant colors - available up to 64 colors _ All techniques of the pastel can be applied easily ; Blending, Gradation, Dry-wash, etc. _ Easy to draw with a smooth touch _ Fade-resistant _ Made from the finest materials Usage and attention _ Size : 8±1 × 8±1 × 27mm ± 3mm. Half length square type _ Keep away from the moisture / external shock CertificationThis product has AP mark at the front. AP mark is the ACMI program for children"s art materials has certified that these products are non-toxic (AP Seal) and meet voluntary standards for quality and performance. Information of Caetificated AP Mark: www.acminet.org If you have any questions, contact us