Inner frame size:

6-inch painting core 10.2 * 15.2cm

7-inch painting core 12.7 * 17.8cm

8-inch painting core 15.2 * 20.3cm

A4 can hold painting core 21 * 29.7cm

A3 can hold painting core 29.7 * 42cm

Square 6-inch painting core 15.2 * 15.2cm

Square 8-inch painting core 20.3 * 20.3cm

4K can hold painting core 38 * 53cm

Can hold painting core 40 * 60cm

Can hold painting core 50 * 70cm

Frame size:

Walnut color

Oak color