1)tool free snap-in frame for quick graphic change                                                           

2)the width of the aluminum frame can be 32mm, 25mm usually, also can be 20mm and 30mm.                                                              

3)aluminum anodized that painted to many colours                             

4)round / mitred corner                                                   

5)many other sizes are available                                      

6)the outer aluminum frame can be plated to many colours, and the back board also can be other materials                                                                

7)packed in plastic foam and carton       

snap frame