Redline K-9 Biothane Waterproof All Weather Dog Leashes are the perfect answer to wet, dirty and slippery leashes that are hard on the hands and even harder to clean. Our Biothane dog leash is completely waterproof and odor-resistant which makes them perfect for use while hiking, camping, swimming, or your favorite outdoor activity with your dog. Stronger than leather and easily wiped clean, this leash will quickly become your go to everyday leash for adventuring with your pup! Redline K-9 Biothane Waterproof All Weather Dog Leashes are constructed from heavy duty 5/8" Biothane Beta 520. Biothane is a vulcanized rubber material that does not retain moisture or rot and has a break strength of more than 600 pounds. Biothane is easy to care for and can be wiped down with a damp cloth to remove any dirt. All Redline K-9 Biothane leashes are handmade in Canada and finished with a solid brass 3/4" bolt snap for superior durability and strength