You can get Y22 Humpback Correction Belt for 22.99 USD with coupon (from Banggood). Go down and check coupons out. Remember to check price history if it is available. What is best price?
Latest coupon and price update (UTC):
Banggood (22.99 USD)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. I think you want to know if the price is good. Well, this price is higher than average price (14.49 USD)
Link: Banggood product page
Price: 22.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGTYMAR02, BGTYDX13
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for Y22 Humpback Correction Belt is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).