Customizing cards is made easy now with Cricut Foil Transfer Insert Cards - Celebration Sampler (R40). Each pack contains 12 dual color cards (red and blue), 12 holographic inserts, 12 envelopes, and 12 shining foil sheets for crafts and card-making. The easy-release foil transfer sheets add shimmer and shine to your design, making your card stand out. You can just pick your design, load the transfer foil onto the card on the Cricut Card Mat (sold separately), and use the Cricut Maker, Cricut Joy, or Cricut Explore machines to get your desired design on the card. These Cricut foil sheets are completely glue-free, so no more sticky spots and smudging on your piece of art. With the right Cricut tools, materials, and accessories, you can craft the most beautiful birthday card, thank you card, invitation cards, or any festive cards in a jiffy!