This six piece thin metal die set, Shaker Box Add-On is from Trinity Stamps. This die set is designed by Alyssa & Solange at Oh Partyland and coordinates with the Trinity Treat Box die set (sold separately). This die set helps create a dimensional window shadow box that measures 3.5" x 1.5" x 0.5" to make the treat box three-dimensional. This die set is compatible with leading die cutting machines (sold separately).