The Twist & Pop Die will add a pop up feature to the inside of a card.  Base Die is NOT included.  This die set coordinates with the A2 Portrait Card Base with Layers Die (CBD513)

Pop Out Accordian: 3" x 8"
Layers Dies (4): 2-3/4" x 1-3/4"
Twist & Pop Mechanism: 2-3/4" x 6"