TypeTypical sizeCoversDownside
Rocks (old fashioned)9–10 ozOld fashioned, negroni, whiskey neat or on iceToo small for long drinks
Highball10–12 ozHighball, gin & tonic, mojitoWrong shape for short cocktails
Martini glass6–8 oz today (vintage 3–5 oz, oversized 10 oz+)Martini, ManhattanSingle-purpose and easy to knock over
Coupe5–7 ozDaiquiri, sidecarPoor for fizzy or long drinks