RCR Crystal Adagio Collection Liquor Glass Set by Lorenzo. $42.04. Made of lead free crystal. Straight line design from the Adagio Collection by RCR Crystal in Italy. Mix and match with other glass sets from the Adagio Collection. Hand wash or use crystal setting on your dishwasher. Holds 2.5-Ounce of your favorite beverages. Set of 6 glasses. RCR Crystal set of 6 liquor glasses. Made in Florence Italy. Holds 1-1/2-ounce.