Made from high quality stainless steel, this gynecological instrument can be used for either vaginal or anal spreading. Take a look deep inside as medical play will never be the same once you own one of these. Sizes: Medium- 4 inches in length and 1.25 inches wide Large- 4.75 inches in length and 1.31 inches wide. Warning: This is a NEW item that is not in retail packaging, usually a plain box, wrapped in plastic or a poly bag.