The low price can be explained well by producing in China.
That being said, that the bandages immediately trigger violent itching, they smell very strongly of chemicals - even after careful hand washing with detergent.
It would be very surprised if you while wearing not very quickly large amounts of harmful substances through the skin absorbs (especially during exercise when you sweat)!
I have it transported to where it belongs - in the garbage!
PS: The one - undeserved - Star they have only received because it was not possible for me not to forgive (default of Amzon?)!