The Sizzix 663052 A4 Magic Plastic pack of 10 allows you to create personalized shrinkable figures and accessories using heat in a home oven. The pack includes 10 A4 sheets of special translucent polymer that, when drawn on, cut out, and heated to approximately 150°C, shrink to a fraction of their original size, becoming thick and rigid. Perfect for creating keychains, earrings, badges, bookmarks, and unique handmade jewelry projects.