This four piece package of Shaker-Pops, Here Kitty Kitty, is part of the Pretty Kitty Collection from Doodlebug Design. These stickers include a shaker-pop kitty face and three small pink hearts. These are 3D dimensional stickers made from 80 lb or medium-weight cardstock. These Shaker-Pops have repositionable adhesive on the back. These stickers can be added to cards, scrapbook pages, tags, and other paper crafting projects. These stickers are acid and lignin free.