Grand cepages - Combining the pleasure of expert tasting with the sophistication of the tables they grace, these stem glasses are specially designed to enhance wines created from the most exceptional red and white grape varieties. KWARX® Advanced Material: o Incredible resistance under everyday conditions o Never-ending sparkle, wash after wash o Complete transparency, enabling the range of colours in each wine to be appreciated KWARX® combines the best qualities of all glass products and adds in purity. Incorporates 'Effervescence Plus' technology