Just check coupons out (with price alert and history). What is the best price?
Size 25KG (diameter 20 * width 75CM), Weight About 1.3KG, Model AQ93, Name Weighted fitness water bag, Material 1MM transparent PVC / 0.9MM 1000D PVC clip mesh, Brand KALOAD
Aliexpress
I could not find it 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. As you can see I didn’t find any active coupon for this product right now…
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 13f142, BGHONEY2110, BGwhielabel, BG10OFFAFF1, BG4d9120, BG8ec602, BGCAPITALOS8, BGCOUPERTBF8
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for KALOAD 25kg Fitness Water Bag.
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)).