$12.29 – Food-grade material with FDA Safety certification.
You can get Xiaomi SOOCAS Dental Floss 50pcs for $12.29 with coupon (from Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest price update (UTC time):
Banggood ($12.29)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Price? This price is higher than average price ($1.30) for this item.
Link: Banggood product page
Price: $12.29
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGalex01, ML15%Pro, BG15%SP, BGSODF1, BGSODF2, vipupgrade8, BGAhmed02, BGSOOCASSEP, BGBFCR48, BGBFCR01, BGDouble11HC, BGHNY19, BG199775, BGSOOCAS18, BG2c5bs, BGAFF10OFF, BGXIAOMI811, BG11025, BG11716, BGCDMJU, BGCC0704, BGTJYE, BG10OFFAFF, 13f142, BG10OFFAFF1, BG6fe216, BG894ba1, BGaf10f7, 00c906, BG00c906, BG589b2e
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
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.
Price history and price alert
Price history (for all/most countries) for Xiaomi SOOCAS Dental Floss 50pcs is here. The lowest price was: $0.99.
Price records source(s): Gearbest, 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)).