KEY FEATURES With the function button of play and erase lock, it can keep the wonderful works and avoid clearing by mistake. Safety and environmental protection ABS body, edge 45 degree chamfer fine grinding. Integrated storage is convenient, simple and trouble free. Replace the traditional paper, save you a lot of money. Suitable for children study for writing, arithmetic, spelling and Drawing practice. Good way to help establish children's awareness of environmental protective simultaneously. Perfect for writing to-do lists, shopping lists, appointment reminders,short memos and leaving notes for friends and family. Best gift for family/children love from family.