Dielicious Nesting Die - Laeves 2.Dielicious dies offer exceptional value and quality,using the finest hard carbon steel for outstanding results.X-cut's unique magnetic mat in each pack is the perfect way to store each nesting die and can also double as a handy shim when needing to deepen the embossing or crispen the cutting effects of your dies or folders.Can be used in most die-cutting/embossing machines.