The growth chart is made of PVC material, which is antistatic, waterproof and durable, and can be used for many years. - Easy to write for accessible marking - Useful and quick to stick, with great adhesion - Can be used in classrooms, stations, offices, homes, etc. - Practical tool for recording height - Instructions for use: cut the sticker into three sections, apply the transfer film evenly over the sticker surface, place on the wall and slowly remove the transfer film so that the ruler is adhered - Clean the adhesive surface with a damp cloth before use