The Birch Press Design Evening Moths Dies are crafted from durable steel and compatible with nearly all die-cutting machines. These versatile dies can be used on materials like cardstock, felt, fabric, or shrink plastic, giving you the flexibility to cut, stencil, emboss, and bring your creative ideas to life. The set includes 2 wafer-thin dies that cut out 12 designs, allowing you to create 4 different moths, each with unique patterned wings. The assembled dimensions are approximately 0.9 x 1, 1 x 0.7, 1.6 x 1.1, and 0.9 x 0.8 inches.