Inner frame size:

2.5cm matte silver right angle

2.5CM black right angle

2.5CM bright silver right angle

2.5CM Golden right angle

2.5cm imitation wood grain right angle

2.5cm gold oak right angle

2.5cm matte silver rounded corners

2.5CM black rounded corners

2.5cm bright silver rounded corners

2.5CM Golden rounded corners

Frame size:

A4 frame (21*29.7) cm

A3 frame (29.7*42) cm

A2 frame (42*59.4) cm

A1 outer frame (59.4*84.1) cm

4K frame (38 * 53cm)

Outer frame 40*60 (37*57) cm

Outer frame 45*60 (42*57) cm

Outer frame 50*70 (can hold 47*67) cm

Outer frame 60*80 (can put 57*77) cm

Outer frame 60*90 (can hold 57*87) cm

70*100 (67*97) cm

Frame 80*120 (77*117) cm

Outer frame 90*120 (87*117) cm