At no time during the Italian Futurist movement was a manifesto written to provide rational solutions to those little rings that drink glasses leave on furniture. Designer Keith Mascheroni has finally addressed this travesty while paying homage to artist Giovanni Acquaviva, ceramicist Giuseppe Mazzotti, and even his own father John, who is a futurist designer. Set of 4 acrylic coasters. Published with the permission of The Wolfsonian – Florida International University (Miami, Florida). Wipe clean with a damp, non-abrasive cloth.