Why have multiple jiggers in your kit when you can get all four of the most important measurements in one? Substantially well constructed from stainless steel, the Modern Mixologist Jigger offers 1 ounce and 1½ ounce cups (“A classic pony and jigger,” creator Tony Abou-Ganim says), with etched lines for ½ ounce and ¾ ounce measurements inside.