The Picket Fence Studios Layering Fauna: Songbird Dies is a 3 x 4-inch wafer-thin die set that includes 4 pieces. The bird body die is approximately 2.66 x 2.74 inches in size and is designed to create a whimsical silhouette of a bird with extra wings and an outline. These dies are perfect for layering to create a beautiful and intricate design for your paper crafting projects. The Layering Fauna: Songbird Dies are compatible with most die-cutting machines, making it easy to add a touch of charm and creativity to your cards or other paper crafts.