This box comes with the box base and all the pieces shown to create the scene! The box is approximately 4-3/4" x 3" x 2-1/2" and is compatible with both the 8x12 and 12x12 mats. Be sure to check out my blog for additional images and a full tutorial: http://jamielanedesigns.blogspot.com/2015/10/bat-on-grave-box.html