This bundle comes with the explosion box and the details kit.

The Explosion Box comes with the large explosion panels (main box) and coordinating mats, the inside explosion panels and coordinating mats, the lid and the lid mats. The finished box is approximately 3-1/4" x 3-3/4" x 3-3/4".

The details kit comes with the large scallop mats, the smaller scallop mats, the Saint Patrick's Day sentiment, the layered clover, the pieces to build the leprechaun, and the open four leaf clover circle.  

You can find additional images and a full tutorial on my blog: http://jamielanedesigns.blogspot.com/2015/02/st-patricks-explosion-box-kit.html