Mica Tiles are 100% natural; heat resistant; multi-layered; transparent; acid-free; archival safe. Each tile has their own distinctive variations and markings are remarkably versatile creative elements adds organic character and color and texture to every project! Can be used for stamping scrapbooking cards ornaments collage jewelry making photo transfers altered art and much more! Simply tear cut with scissors or diecut then adhere them to virtually any surface. Imported.