If you enter a lot of mail-in sweepstakes you will most likely need to have 3-1/2″ x 5″ papers on hand. When entering mail-in sweepstakes look closely at the rules and if they read that you need to send in a 3-1/2″ x 5″ paper make sure it is the exact size and not a 3″ x 5″ paper.
Sold in packs of 100.
