This coffin card is perfect for creating invitations or sending to that special someone to wish them a Happy Halloween! The card comes sized at 8-1/2" tall x 5-1/4" wide and opens at the side. The designs can be used separately or together as shown! Be sure to check out my blog for the tutorial, envelope suggestions, and more varieties with this design! https://jamielanedesigns.blogspot.com/2018/09/halloween-coffin-cards.html The design is compatible with both the 8x12 and 12x12 mats.