Xiaomi 8H Butterfly Shape Memory Foam Pillow (Banggood, Aliexpress: 50D density, three-way pillow, 3 – 5 seconds slow rebound, Package Contents: 1x Pillow, 1x Inside and Outside Pillowcase, 1x Opener, 1x Chinese User Manual (the best price with coupon)).
Check coupons or create price alert down below. What is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($53.54): 502C6B
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi 8H Butterfly Shape Memory Foam Pillow. The lowest price was: $39.84.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).