Cognac Glass | AmberInspired by the rich and golden colour of amber, the honey like appearance and soft, fluid features are what make this glass special. Every piece is handmade and completely unique and will vary in colour, size and thickness. Small bubbles and irregularities may occur and are not perceived as production faults. DIAM112 H149 45CL Mouthblown Glass, By Broste Copenhagen. Dishwasher safe at temperatures below 55 degrees to avoid glass plaque. If available,