196mm. This Villeroy & Boch Maxima Martini Tumbler is made from Glass. Hand Wash. The Maxima collection by Villeroy and Boch, as its name suggests, consists of generously-sized wine glasses which beautifully accessorize any china pattern. Available in 2 styles, Maxima which presents a clean line with no decoration and Maxima Spiral which is decorated with a spiral from the base of the bowl