Halloween Set of 4 Clear Glass Mason Jar Beverage Cups - 15-oz 4 Clear Glass Drink Cups with Metal Lids and Straws Durable set of 4 Halloween Clear Glass Mason Jar Beverage Cups with metal lids and Straws. Perfect serving cup for blended drinks, smoothies and other cold beverages. Measures approx: 3" Diameter x 5.5 High, Capacity 15-oz each. Ideal for wedding, bar, household, party, or any social gathering. Great gift idea for friends and family.