Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
Coupon (43.51 USD): BGSCM75
(CouponsFromChina.com tip: just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BG649929, BGd203a4, BG0f7432, 8BGwbg2204, tRaDetRaCKeR, BGAUTO22, BGdcbfa8, BG632dac, BG0dab19, BGd08bba
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for MATCC Upgrade Adjustable Snow Foam Lance is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).