This is a set of Tombow Pencil's 100th Anniversary commemorative products, including 5 colors of the "Kie-iro PIT xs" glue stick and a pink and silver MONO eraser. These products are slightly smaller in size and have cute packaging colors. Although they are new and unused, they were released in 2013. ■ MONO Eraser 100th Anniversary Limited Edition (Eraser MONO PE01): Body size: Width 17 x Thickness 11 x Length 43mm / Weight 11g ■ Kie-iro PiT 100th Anniversary Limited Edition (Kie-iro PIT XS): Body size: Width 17 x Length 71mm / Weight 12g