・This is a slimming belt to be used with the Prim Up S (pelvic stretch chair). ・It vibrates approximately 5,000 times per minute, and exercise effects can be expected. ・I purchased it about 5 years ago and have stored it, having hardly used it. ・Retail price: 14,490 yen (tax included) ・This is for the slimming belt only. (The pelvic stretch chair is not included.)