This three sheet set of Cardstock Stickers, Mini Icons, is part of the Pretty Kitty Collection from Doodlebug Designs. These sticker sheets measure 5.5" x 8.5". These stickers are made from 80 lb cardstock which is medium-weight cardstock. These stickers have a repositionable adhesive on the back so you have time to change your design if need be. These pages include lots of kittens, a firetruck rescuing a kitten from a tree, trees, buildings, milk bottles, a kitten on a chair, cat toys, paw prints, fish bones, mice, and so much more. These stickers can be added to cards, scrapbook pages, tags, journals, planners, and other paper crafting projects. These stickers are acid and lignin free.