Ritmed Laparotomy Sponge non sterile prewashed (X-Ray) is a four-ply woven gauze sponge with all cut edges folded in. It contains a radiopaque element for X-ray detectability. Measuring 18" x 18", this prewashed sponge is supplied non-sterile in a bulk 200-unit pack. Suitable for professional use in veterinary surgical settings and procedure prep.