Instruction: 1. First of all, the user should emptying the shit. 2. Use the warm water or soap to clean the massagers, then use the towel to dry it. 3. Put a few of lubricant on the anal and on the part of the massagers which go into the anal. 4. Lie on the side, curled up the legs to the chest. 5. Put the massagers into the anal in a low and comfortable speed. Do not be rude. When half of the massagers go into the anal, contracting the anal sphincter. And push the massagers slightly, it will automatic slide to the position of the prostate. 6. Slow the breath, when inhale the air, please contracting the anal sphincter, and meanwhile push the massagers slightly, when exhale the air, please release the anal sphincter, meanwhile pull the massagers. 7. Repeat the step 5, massage the sphincter for 10-30 minutes, it is better that each time there would be prostatic fluid come out from the urethra. If no prostatic fluid come out, please do not mind. 8. After the massage, please repeat the step 2 to clean the massagers.