The Edg Ables Range Of Dies Have Been Developed To Be Used In A Variety Of Waysbecause The Bottom And Sides Of The Die Doesnt Cut, You Can Line The Dies Up Against The Card Spines To Make Statement Popup Cards As Well As Being Used As Borders Or Even On All Four Edges On A Square Piece Of Cardstock To Create A Frame. This Waferthin Metal Die Set Is Perfect For Use With Tissue Paper, Book Paper, Tracing Paper, Film, Vellum, And More! This Die Is Designed For Use With Most Diecutting Machines (Sold Separately).