Pack 8 Colors PC-3M (Pack 8 Colors) Ink Type : Fluid Barrel : Plastic (PP) Size : 1.9 cm. x 12.4 cm. x 14.3 cm. PC-5M (Pack 8 Colors) Ink Type : Fluid Barrel : Plastic (PP) Size : 2.0 cm. x 14.6 cm. x 14.3 cm.