1)No.688 permanent marker pen,pigment ink 2)OEM order is welcome 3)packing:12pcs/color box,144pcs/inner box,1728pcs/carton 1)No.688 permanent marker pen,pigment ink2)OEM order is welcome3)packing:12pcs/color box,144pcs/inner box,1728pcs/carton4)the tip can be round and chisel5)carton size:51.4*30.5*29.2