Upper Material 100% dacron, Outsole Material PVC, Size L: 42-43 / 280mm, Liner Material 90% cotton+10% dacron, Insole Material 90% cotton+10% dacron, Type 2: Men Plush Cotton Slippers, Color Grey, Brand JORDAN&JUDY, Type Type 1: Men Lattice Cotton Slippers, Model H0313, Weight 330g/340g a pair, X: 44-45 / 290mm.
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
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. One coupon is available. Cool!
Link: Banggood product page
1. ($19.69): BGCS5227
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGCITYADS2019, BGJDCS9b5, BGAFF10OFF, bGhOnEy10, BGRSHOES
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi JordanJudy Men Winter Cotton Slippers 42-45. The lowest price was: $9.99.
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)).