For your consideration, here is a Vintage 1980’s Orange Plastic Burger Mold, in an unopened package, no. AH 11785, made in Hong Kong.  It has a diameter of 3 ¾ inches.  It has wear and creases on package.  It will be mailed in a box for protection.  Item pictured is the actual item for up for sale and comes from a non-smoking household.  (600.261x-.6hc)