Eureka Back to School Colorful Smiley Face Scratch and Sniff Stickers for Kids, 840pc, 1'' D Includes (840) stickers with strawberry, lime, lemon, orange, spearmint, watermelon and grape scents. Each sticker measures 1''D Eureka colorful smiley face scented stickers for students are bright, fun, and encouraging for students going back to school. These reinforcing smiley face stickers are a great way to reward students for positive behavior. An assortment of scents from these stickers offers fun times for any age.