The Guinness is a 1.5" wide, double-layered collar best fitting medium to large sized dogs. The top, slightly narrower 1.25" wide layer has beautiful Celtic infinity decorations, clusters of dark emerald jade green gem stones and silver spots. A second D-ring is placed at the back. Choose from 5 leather colors. All of our collars are proudly handmade using fine quality materials in the U.S.A.