Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Only one coupon available!
Link: Banggood product page
Coupon (10.79 USD): BGherra
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): bgsport, elec, AFfbG10, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGSPad, BGTool15
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for Heat Insulation Silicone Pad Desk Mat.
Price records source(s): Gearbest, Banggood
Click on image to enlarge.
You can set price alert (for Banggood).