Riedel Boa Decanter Hand-made crystal decanter with dual chamber function, ensuring that the wine is perfectly aerated and served in the right quantity With its striking form, the ""Boa"" carafe is reminiscent of a snake Wine flows through several chambers and is therefore double decanted and consequently intensively aerated. Decanter height is 13 3/4 inches with a capacity of 69 ounces Hand washing recommended.