1. Excellent smooth writing and easy erasing

2. Superior visiblity and outstanding durability

3. Magnetic white  enamel  surface

4. Core : optional ; 3 layers cardboard , 5 layers cardboard, 7 layers cardboard , foam ,honeycomb , cork or strawboard for choice

5.back : optional ; galvanized zinc steel sheet , white board, green board , black board or paper for choice

6. resistance to chemicals, fire, stains, bacteria, scratches and graffiti