This product is an adult toy, and it is prohibited for minors to use it. Please pay attention to the principles of safety, sobriety and non-compulsion. To protect your delicate skin, it is recommended to lubricate with a baby oil, lubricant or similar product before use. If you experience discomfort during use, please stop using it immediately. When using the device, it will be locked until you decide to release them. The sturdy cage is ergonomically designed, adjustable and lockable. The hypoallergenic cage is sturdy and comes in 4 sizes according to the inner diameter of the snap ring to fit most people. This denial of access, which can be chosen according to the inner diameter of the clip ring, means that the wearer has to please the key holder in order to obtain the happiness he desires. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding. To avoid injury or aggravate an existing condition, this product should not be used on bruised, swollen or inflamed areas, including skin lacerations. Discontinue use immediately if irritation or discomfort occurs. Cleaning:Clean with mild soap and a soft brush (toothbrush).