The 1989 Pro Set Promos set contains 3 trading cards. Raw card prices range from $1.55 to $36.50. 2 of 3 cards have current market pricing.
Source: HobbyCardIndex · Prices updated daily · https://hobbycardindex.com/sets/pro-set-promos1989 Pro Set Promos
Football ·
3 cards in set
Total Cards
3
With Prices
2