Inner frame size:

Black Hollow 4cm [without flowers]

Brown hollow 4cm [without flowers]

Wood color hollow 4cm [without flowers]

Frame size:

A4 (inner diameter 21 * cm)

10 inches (inner diameter 20.3 * cm)

8 inches (inner diameter 15.2 * cm)

7*12 inches (inner diameter 17.8 * cm)

Square 8-inch (inner diameter 20.3 * cm)