Oggi's Measuring Shot Glass precisely measures liquid ingredients for delicious cocktails and clever mixology. Sturdy and durable, with permanent markings on the glass that will never fade or wear off. Measuring and transporting smaller amounts are made easier and its weighted base helps reduce tipping for even less mess. Whether mixing up a pitcher of margaritas or other cocktail recipes, the heavy weight glass allows a clear view of the contents for more control and accuracy. The shot glass measurement cup has both ounces and milliliters increments. In ounces the shot glass measures up to 3oz at increments of half an ounce. In milliliters Oggi's shot glass with measuring lines measures up to 90ml at increments of 10ml. Oggi's shot glass measuring cup is ideal for crafting cocktails and measuring whiskey, tequila, vodka, bourbon, liquors and spirits of all types. The precise markings help you to mix the perfect drink. Cheers!