Whether you're steaming up a sexy session with a partner along or testing up some limits solo. This set of anal probes helps any novice user to more advanced users. Each one of these probes are made with a tapered bulbous tip that curves into a widened shaft. The suction cup base allows it to be mounted on flat surfaces or a compatible harness which definitely welcomes come partner play. The smooth silicone surface is body safe and waterproof. The small probe measures at 3 inches in length, the medium at 3.75 inches and large at 4.5 inches. Any of these probes can be paired with your favorite water based lubricant.