These letter number stickers are safe, excellent and waterproof. They are unique and creative with the Alphabet pattern and number design. They can be applied to any smooth and clean surfaces. Furthermore, they are perfect for decorating classroom, school, kid room. You will like them very much. Features - Material: PVC. - Size: 21.50X18.50X0.10cm/8.45X7.27X0.04inch. - Provide excellent decoration for your kid's room, living room, study room and reading room. - They are made of high-grade materials, special and unique, and can be used for long time. - They are safe and reliable, self-adhesive design. You don't have to worry about their safety. - They are easy to apply and easy to remove without leaving any sticky residue, simple and useful. - Provide wonderful letter number stickers decorations for your home, wide application, useful and simple. Package list: 10 Sheets x Self-adhesive Letters Numbers Stickers