Check coupons or create price alert down below. You probably want to know what is the best price?
Water Temperature 0℃- 100℃ LCD, Material Stainless Steel 304/ ABS/ Silicone, Net Weight 285g Package, Capacity 500ml/17oz, Size 6.5*5.5*22.5cm, Duration ofInsulation 24-hour long-term insulation, Weight 400g, Brand KCASA, Color Red / Blue / Pink / Black / White
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($22.54): BANGGOODSD
you should apply the coupon in your 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
Old coupons (from the oldest to the newest): BGwhielabel, 13f142, BG10OFFAFF1, BGTY424
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for 500ml Temperature Display Thermos Bottle.
Price records source(s): 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)).