A precise urological tool for regulated and smooth female urethral dilatation is the Walther Female Dilator/Catheter-30 French. It is 5¼ inches (13.3 cm) long and has a tapered, curved tip that makes insertion gentle and reduces patient discomfort. This reusable, non-sterile tool is made of premium stainless steel and can be used for a number of urological operations, such as collecting urine samples, urethral dilatation, and bladder draining.