Turn any plastic soda bottle into a portable shower! The Mud Dog Travel Shower simply screws onto most plastic bottles to create a quick, convenient shower to clean off a playful puppy or muddy gear after a romp on the trail. LIFETIME WARRANTY: Your satisfaction is important to us. We offer a Kurgo lifetime warranty for products purchased new from authorized sellers. If you have any questions or concerns about our products, please contact Kurgo and we would be happy to assist you!