Made from PVC material, safe, and you can use these reward stickers without worries. These reward encouragement stickers with adhesive, you can easily peel these reward stickers off and paste on most places, such as paper, bags, desks and so on. Teachers can use them to reward when they perform well. Features -Color:Assorted Color -Material:PVC -Size:2.50X2.50X2.50cm/0.98X0.98X0.98in - Made of adhesive PVC material, with pentagram shaped designs, reward sticker is the best reward. - Teachers can use these reward stickers to reward when kid perform well in daily life and competition. - Great for reward charts, Christmas cards, and more. Feature with self-adhesive design, conveniently - The creative design will give you wonderful experience and bring you good mood, useful, excellent. - These reward stickers are light weight, small, does not take much space, are easy to carry and store. Package list: 4 x roll of reward stickers