1991 Pro Set Platinum Football Wax Pack Box ProSet Sr 2. This listing is for a factory sealed 1991 Pro Set Platinum Football Wax Pack Box Series 2. Lots of great superstars are in this series INCLUDING the Brett Favre rookie! There are 36 packs with 12 cards per box. The plastic factory wrap is still around the box so the cards and unopened packs are untouched.