90x60cm flip chart for school and office

Specification:

1.Magnetic surface thickness0.15-0.21mm easy write and erase.

2. Surface material is quality painted steel sheet

3.Interlining use 7 layers carboard 0.8mm or foam 1.2mm

4.Aluminum frame thickness 18mm,width 18mm no deform.

5.ABS corner with high toughness and firm connects.

6.Backside according requirements could make as whiteboard,greenboard,blackboard,Zinc and plastic.

7.Accessories including the holder and tray,convinient use and firm installation