It is an inflatable liquid silicone anal plug for anus expansion. If you insert an anal plug into the anus and inflate it, the anus can be expanded by pressure. You will be able to enjoy the fun of the deep anus. If you push into the anus, you can feel the expansion. The classic shape is possible, easy to use for anyone. And you can wear with the silicone anal plug anytime, anywhere. You can enjoy further stimulation by repeatedly increasing and decreasing the internal pressure of the plug. Detachable Butt Plug- This air hose has the same specifications as the bicycle air pump. After inflate the air into the connector, remove the hose and enjoy it. The Plug can be worn alone, long hoses do not hinder the game. You can also release the air by inserting needle and then taking out the butt plug. This is the sex toy we would like to recommend to couples! Specifications Anal plug diameter：3cm/1.18 inchs Anal plug maximum diameter：11cm/4.33inchs Tube size：50cm/19.68inchs Pump size：4.5x9cm/1.77*3.54inchs Waterproof level：IPX7 Material：Liquid Silicone Warnings Sexual anal plugs can be a little uncomfortable for beginners. In general, the first attempt will be a bit strange, and there may be a feeling of bulging on the anus. If lubricant is applied, the symptoms are alleviated. For advanced users, these feelings are not so obvious. Instead, they are a pleasure experience.