The Luigi Bormioli Diamante Riesling is an exciting fusion of elegance and technology, made from our strengthening and break-resistant formulas. The Diamante collection was inspired by retro crystal glasses and has complimenting classic pieces for Barware. SON.hyx - High-Tech blew lead-free crystal glass, is break resistant and dishwasher safe Titanium Reinforced - Permanent anti-abrasion treatment applied directly to the glass stems to increase resistance to breakage Fine, reinforced and laser cut rims Innovative, elegant, and functional design Pulled stems do not have any mold seams and are highly flexible Flat foot to guarantee better stability and easy to hold Made in Italy