Inner frame size:

5 inch (8.9*12.7CM)

6 inch (10.1*15.2CM)

7 inch (12.7*17.8CM)

8 inch (15.2*20.3CM)

10 inch (20.3*25.4CM)

Standard A4 inch (21*29.7cm)

A5 inch (14.8*21cm)

B5 inch (17.6*25cm)

Small A4 inch (21*28.5cm)

Plastic A4 horizontal (22*30.7cm)

Plastic A4 Vertical (22*30.7cm)

Outer frame size:

Silver

Gold