In 1990 Pro Set is a special inaugural set with 101 total trading cards, 75 of the PGA Tour, 25 of the Senior PGA Tour, and 1 collectible card, housed in the original box. All cards feature a photo of the golfer on the front and a professional bio and photo on the reverse. Every card is signed in either blue or black marker and is 2-1/2 X 3-1/2”. Some of the all time greats are here: Arnold Palmer, Jack Nicklaus, Greg Norman, Lee Trevino, Gary Player, Tom Watson, Chi Chi Rodriguez and the late great Payne Stewart.