Poppy Crafts Puffy Sticker - Unicorn Fun. This single sheet of self adhesive Poppy Crafts Puffy Stickers is a staple to your crafting kit and a perfect addition for cards and scrapbook pages, as well as mixed media or decor projects. This single sheet of Poppy Crafts Puffy Stickers shows a variety of designs ideal for any crafting project. The Puffed Stickers add a raised bubble effect to the front of the sticker design and have a self adhesive backing ideal to adhere onto almost any smoothed, flat and dry surface.