Trinity Stamps Slimline Series: Wide Box Card Die SetA new twist on an old favorite, box cards! This 7 piece die set includes all the pieces you need to create a slimilne box card including stitched accent pieces and a bridge piece for layering objects inside. When assembled the box will measure aprox. 8" wide. Folds flat for mailing and measures 8. 5" x 3. 75" This die set is made of high quality 100% carbon steel.