When I was updating this page, then coupon price was 8.99 USD for Electric Heating Scarf Adjustable (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest price update (UTC time):
Banggood (8.99 USD)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. Is it a reasonable price for this item? Actually this is the best price in history according to CouponsFromChina database!
Link: Banggood product page
Price: 8.99 USD
8.99 USD – This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGQHHS011
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for 3 Gears Electric Heating Scarf Adjustable USB Rechargeable? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).