Peugeot 245016 Clef du Vin Professional Service, Stainless Steel,Peugeot,245016" /> A patented metal alloy, the Clef du Vin is a calibrated instrument that reveals a wine's aging potential It works effectively on all types of wines: whites, sparkling, rose, reds and naturally sweet wines Each second the alloy disk is in contact with the wine will mimic one year's ageing: the effect is cumulative and irreversible The service size is a rigid, elongated "spoon" shaped silhouette, making it convenient for everyday use and calibrated for a 100 ml glass of wine Perfect for wine collectors, oenophiles and those who just enjoy wine.