Cathy&#39;s Concepts Drinking Glasses, Set of 4 Free personalization: drinking glasses engraved with single, block initial at no additional cost Sold in a set of four (4) Made of clear glass; dishwasher safe Measure 4.25" X 3"/ 14 oz. Please note: with hand-blown glass, expect minor bubbles and swirls that are inherent to the glass; variations will occur due to hand-crafted nature