Certificate: EN71 part 1/2/3/9, Reach, ASTM D4236 for our plastic crayon. Specification & Features for plastic crayon:1.Size: Dia 8mm x 84mm length, Dia 8mm x 117mm length, Dia 7.5mm x 115mm length. 2.Valuable pack with 6pcs different color, sharpener and eraser.3.Special plastic crayon with more luxury color4.Conforms to CE, EN-71 & ASTM-D4236.5.OEM available