This stainless steel abdominal ring retractor is available with a four-inch or six-inch Diameter Ring. Four Blades are included with the ring, two of which are solid while the other two are fenestrated. The blades are approximately ¾ inch wide by 2 inches deep. Adjustments to blades are quick and positive, and no parts can become detached or lost from the ring. This lightweight ring retractor is ideal for minor abdominal surgery where good exposure is important and is also useful for infant and child surgery.