Medgyn Disposable Uterine Sounds (020250) are made of malleable plastic with centimeter gradations for accurate measurement of uterine cavity. Individually packed to guarantee sterility and eliminate the risk of cross-infection. It also eliminates the need for costly cleaning and re-sterilization. Mirrors the highly effective design and shape of the familiar metal Sound, for ease of use and reassurance. Slender, flexible and warm for patient comfort. Designed for use with all kinds of Speculum. Indicators on each uterine sound to denote uterine depth. Equal to Wallach (920008). O.D. 3mm, 10" length. 25/BX. Priced per box. FREE Shipping!