Espadrilles by Castañer.
Not sure who these sexy people are. Maybe Morgan Fairchild?
Ok, looked it up...It's Morgan Fairchild and model John McMurray. I guess they were the hottest people around in the 70's.
Back in the 60's, bands made business cards for themselves.
Ages ago, cigarette packs came with collectors' cards. Brands had series themes, such as actresses (like above), dog breeds, cars, musicians, places, flags...pretty much anything.