EverythingSmells - Home of the Scratch & Sniff Sticker! We have The LARGEST Selection of Scratch and Sniff stickers online. Absolutely every single scratch and sniff sticker that we sell can be found below. Seal a letter, grade a paper, decorate for a party with our scented stickers. Excellent for teachers, Birthday party grab bags, holidays, rewards, collectors. Why buy a boring regular sticker when you can buy smelly stickers!