Water color--painting materials Popular stationery items in high school 6.12,18,24 colours are available Conforms to ASTM D4236 &EN71 More than 24 top class brilliant watercolours.Manufactured using high quality pigments and traditional binding gum. Smooth paste and rich in glue.High degree of transparency and light fastness, wonderful adhesiveness.ASTM D 4236 and EN 71 accredited.