Measured Liquor Bottle Pourers - 1 oz: 12 pourers Measured liquor bottle pourers are the fastest, easiest way to pour an exact shot! Get an exact 1 ounce (1 oz = 1 shot) pour every time. Assures a leak-proof fit on any liquor bottle. Constructed of the finest space-age plastics so they are durable and immune to corrosion and wear. Ideal for any bar or restaurant.