Combination Chopping Board...A white polypropylene chopping board, 400 x 300mm (16 x 12") with a chefs knife attached. The knife has a 185mm (71/4") stainless steel blade and a black plastic handle. It can be removed for cleaning and sharpening. Three stainless steel spikes secure objects for peeling or slicing. 12mm (1/2") high corner guards prevent bread from moving when having butter or margarine spread on it.