Material: glass

size：170*30mm

It can be used as physical therapy.

Used in the backyard: As a backyard physiotherapy device, long-term use can eliminate the pain or psychological barriers and exclusion of anal sex psychology, anal sex aching, enjoy the pleasure of the backyard flower. 

 Pudendal: As a pudendal physiotherapy device, long-term use can alleviate the vaginal tightness caused by physiological or psychological barriers, relax the mood, fully involved, and achieve a harmonious and natural sexual life

Operation method ：

 1. Wash with clean water before use, can be used directly, can also be heated or frozen at will, if you want to enjoy the warm feeling, can put the penis in warm water immersion for 1-5 minutes; if you want to get sexy trembling, can put the penis in ice water or refrigerator for a few minutes. 

 2. apply a small amount of lubrication and better use of condoms.

3. Wash it with ordinary cleaning liquid after the event, then clean it with clean water, and wipe it with soft towel when it is half dry.