One big red flag about these fake and other design forever stamps is that you purchased them well under face value. In your case, $110 for only $70 + S&H. Had you shopped better, you could have picked up the fakes as low as $9.95 per $55 forever coil roll. But that seller has been removed from eBay
, by eBay
Now current below face forever postage in unopened coils are not all fake, some are just hot finds as in out the back door, five finger discount, shrinkage, self initiated employee compensation increase, fell off the truck, got them in a storage unit auction, individual initiated wealth redistribution, and other similar euphemisms, for those no longer PC terms stolen
Now if the seller tells you they shut down their retail office, those were the fake coils too as the buyer learned upon receipt.