2 piece melted stem increases the durability while providing a fine fit and finish. Every piece of stemware is 100% lead free crystal glass for excellent clarity, brilliance, durability and balance. Modified rim insure un-interrupted pour. Dishwasher safe. For over 200 years, Stolzle has been recognized as Europe"s leading designer, manufacturer and marketer of high-quality, lead free crystal glass. Beautiful upscale gift packaged 4 pack.