First of all, they aren't plastic, they're silicone.
And based on my own experience w/ plugged ducts, I had one side that would chronically get plugged in the same spot no matter what. I doubt what kind of pad I used would have made a difference.
And based on my own experience w/ plugged ducts, I had one side that would chronically get plugged in the same spot no matter what. I doubt what kind of pad I used would have made a difference.














