A3, 420 x 297 mm, Mounts, Backs, & Bags, Pack of 5 A1 Outer Size to fit a

Outer Size to fit a 9 x 7 inch frame - exact outer size 225mm x 175mm

Outer Size to fit a 16 x 16 inch frame - exact outer size 404mm x 404mm

Outer Size to fit and A2 frame - exact outer size 594mm x 420mm

32cm x 32cm

Outer Size exactly 320mm x 320mm

A3, 420 x 297 mm, Mounts, Backs, & Bags, Pack of 5 A1 Outer Size to fit aOuter Size to fit an A3 frame exact outer size 420mm x 297mm Choice of aperture size Scroll through the pictures to find the size that best fits your artwork, then select it from the dropdown menu. Choice of colour On screen colours may not be true to life. Order colour samples here. Select your preferred colour from the dropdown menu. All colours are acid free white core mountboard, 1. 4mm thick.