Green Optic 3 inch, Kugel, Catalog Number: B18G-80 Bright transparent green optic design. Size is 3" diameter. Kugels" are the traditional choice for decorations in central Europe. Each "Kugel" is hand blown glass, and completely unique. "Kugels" are displayed from interior arches, ceiling fixtures, curtain rods, Christmas Trees, holiday garland, hand railings, or wherever you like. Wonderful addition to any collection, please check our inventory for stands, displays and ornament trees to display your ornaments.