Front: “Happy Halloween” Interior: “To You” Trick or treat! Send a fun Halloween message with this not-so-spooky, flipbook-inspired greeting card. Featuring a hand-printed jack-o-lantern design, it’s the perfect way to celebrate. Our Flip Greeting Card features designs that animate as you flip between the front and interior. Our 100% eco-friendly cards are letterpress printed with polymer plates on recycled paper and packaged in a biodegradable clear sleeve.