Pro-Art 62105912 Strathmore Artist Trading Card Frame with Envelope, 3-Inch x 5-Inch, 6-Pack

These tri-fold cards feature a cutout window which accommodates an ATC (2.25" x 3.25" opening). Cards slide easily into the pocket & provide a great way to display or send your trading cards. Envelopes are 3.625" x 5.125".