Jenaer Glas Wagenfeld Collection Glass Teapot with Lid and Filter, 50.6-Ounce Mouth blown borosilicate glass teapot with glass lid and filter; 50.6 ounce capacity Designed by Wilhelm Wagenfeld in 1931 Features a glass lid and filter Part of the Wagenfeld collection: a paradigm of design in the Bauhaus tradition; featured in many international design museums Dishwasher safe; non porous surface for easy cleaning