320 x 320 mm, Mounts & Backs, Pack of 10 250x250 Outer Size exactly 400mm x

Outer Size exactly 400mm x 300mm

Outer Size to fit a 5 x 5 inch frame - exact outer size 124mm x 124mm

Outer Size to fit and A1 frame - exact outer size 841mm x 594mm

Choice of colour

32cm x 32cm

320 x 320 mm, Mounts & Backs, Pack of 10 250x250 Outer Size exactly 400mm xOuter Size exactly 320mm x 320mm, 32cm x 32cm 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.