Spread love and kindness to your students and celebrate their academic achievements with these heart stickers. Made for teachers who love the little details, these stickers come in a rainbow of colors and are ideal for grading papers and decorating assignments. Use for tracking charts, adding a fun incentive for progress in homework, behavior, and more. Pack includes 2,640 acid-free, lignin-free mini stickers. Each sticker measures about 7/16" in diameter.