Papermania - Accent Stickers - Celebration. The quality of these stickers are excellent, they are acid free and are printed on clear backgrounds which mean they can be used on coloured or blank pages, as well as clear acetate or glass. Lovely for all cards and Scrapbooking pages.Excellent for your ATC's. Easy for our younger crafters to make cards with also very effective for anyone from new crafters to old ones alike!!