... the color pencil passed the EN71-3,ASTM4236 2)factory passed the ISO14001,ISO9001 3)length:3.5'',7'' Our colored pencil ... set quality confirmed with the EN71-3,ASTM4236,ISO14001,ISO9001High quality basswood and competitive price 1) ... certificate :EN71-3,ASTM4236 standard2)material :basswood3)shape:round 4)packing:color ...