Hollister 9209 Male Extended Wear Large Catheter - Box of 30Description Reference Number: 9209 30 Catheters Per Box 36 39mm Features Improved skin care made possible by inner flap that minimizes urine back flow Easy to apply with its plastic collar; securely attaches and seals to the skin by its integral adhesive Safely conducts urine through double convolutions that resist kinking and twisting, keeping fluid pathway open