The Alessi 9090 espresso maker designed by Richard Sapper for Alessi was awarded the highest design award Compasso D'oro in 1979 and is on permanent display in the Museum of Modern Art in New York. Sapper's unique design makes the 9090 more practical than most other stove top espresso makers. It is covered by 5 Patents in respect of its use and one patent in respect of its aesthetic qualities. Besides it ingenious function the 9090 is now classic icon in design history that makes great tasting espresso. This is a classic stove top espresso maker is for use on gas burner The Alessi 9090 espresso maker is available in 4 sizes.