For your consideration, here is a Red Mini-Whiz Ring Frisbee Type Promotional Toy from Frito Lays Potato Chips, made by North Pacific.  It has a diameter of 6 1/8 inches and a width of 1 inch.  It has some wear on it.  Item pictured is the actual item up for sale, and comes from a non-smoking household.  (491.949L-.3bb)