One Way Valve Douche from Cal Exotics. The One Way Valve Douche is here to make sure you enjoy good clean fun with every backdoor adventure. The powerful system includes a large EZ squeeze bulb and a slim applicator tip with a one way valve. To enjoy everything the exhilarating world of anal play has to offer, you will want to prepare to ensure total cleanliness, safety and satisfaction. The sleek one way valve probe offers a superior cleaning experience without the risk of messy back flow. Never again worry about little accidents spoiling the mood, instead, allow the silicone enema bulb to give you a superior cleaning experience. Effortlessly control water flow and stimulation with this EZ squeeze enema bulb. This durable bulb is easy to use, easy to clean and can be disinfected. Prior to and after each use, wash probe and bulb internally and externally with warm water and soap, then disinfect with the Universal Toy Cleaner. The easy squeeze bulb is made from a body safe silicone and one way tip is non-porous ABS plastic.