The product is a set of vintage 1960's Colgate Palmolive Market Research Cards for Florient Air Freshener. It includes some notes in pencil on one card, indicating it was used for product research. The cards are original and show the brand Colgate Palmolive Florient.
Set of 5 cardboard cards used for market research of Florient vs. Brand X. Possibly used in a 1971 publication by McGill University. Cards measure 9 1/2" X 4". Some discoloration and minor fraying at edges. One is stamped "RETURN TO RICE Mar 14".