Design by Nude Design Team Case in point: this red wine Volcano glass, which elevates classic glassware to chic new heights. The exquisitely simple silhouette boasts a generous bowl, tapered sides and a crystal cut rim. White wine and champagne options are also available. The NUDE Stem Zero collection is the world’s toughest, yet finest, lead-free crystal range — made using our ‘Ion Shielding’ Technology.