Blackboard Sticker, Size: 10 Colors/Set 30CM

Blackboard Sticker, Size: 10 Colors/Set 30CM

1. Material: PVC+PP+PET
2. Size: diameter 28cm/diameter 30cm
3. Weight: 10 colors diameter 28cm: about 180g (set), 10 colors diameter 30cm: about 200g (set)
4. Thickness: about 0.25cm
5. Use type: removable
6. Use bottom paper: white thick bottom
7. Films used: dumb film/light-covered film
8. Long-term temperature resistance: -20 to 50 degrees Celsius
9. Features: repetitive erasing and writing of message posts
10. Only applicable to whiteboard markers