This Embosslits die by Sizzix is the Key to my Heart! It is designed by Scrappy Cat as part of the Vintage Valentine collection. This die is sure to add retro charm to all of your Valentine's projects. You will love the detail and dimension on this key. These dies feature a sturdy hinge that holds that cutting and embossing sides together. It will ensure a perfect die cut with embossed detailing every time. This die works best when used to cut and emboss one sheet of paper, cardstock, vellum or metallic foil. Embosslits can be used in a BIGkick, Big Shot or Vagabond machine when you use a set of Cutting Pads and the machine's Platform, or in a Sidekick machine with a set of Cutting Pads (all items sold separately). This die is also very easy to store or transport. It measures 2 3/8" x 2 1/2", so it won't take up a lot of room. When cut, your key will measure 2 1/8" x 1".