OliaDesign 1325.7726.71 Forum Novelties Self Stiring Mug, Silver, Black Made of stainless steel and plastic Features the words 'SELF STIRRING MUG' on the front Just press the button on the handle for instant mixing action Includes a handy lid to stop spills The novelty mug measures approx. 14 cm x 11 cm x 8.5 cm