This glass was named after the characters in the timeless thriller The Thin Man, and ensures an effortless and chic sip, delivering the drink without forcing the tilt of the head.This product is made of clear crystal glass.Presenting the RIEDEL Bar Drink Specific Glassware collection, an innovative series in collaboration with spirits specialist Zane Harris. This collection answers the need for cocktail-specific glassware with glasses like Neat, Rocks, Double Rocks, Fizz, Highball, Nick & Nora, Sour and Coffee, all perfected to cater to thousands of cocktails.- 4-Ounce Capacity- This product is machine-made.- This item is dishwasher safe. – Box quantity 2- Material Crystal- Box of two glasses