No need to hack the Matrix – price is just $8.99 on Banggood. Updated: 13-02-2026.
KALOAD Soft Cotton Bluetooth V5.3 HiFi Music Sleeping Eye Mask Type-C USB Charging Headband Shade Eye Mask for Travel Night Sleeping – Black
Banggood warehouse: China.
Looks like this is great price. I didn’t track lower than that in CouponsFromChina database ever.
Price: $8.99
Additional Banggood coupons:
1. First page
2. Second page
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Price history and price alert
Do you need price history chart (for all/most countries) for KALOAD Soft Cotton Bluetooth V5.3 Sleeping Eye Mask? There we go. The lowest price was: $8.99.
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)).