A3, 420 x 297 mm, Mounts, Backs, & Bags, Pack of 10 500x500 Scroll through the pictures to

Scroll through the pictures to find the size that best fits your artwork

The cellophane bags supplied with this size will be 16 x 16 inches

Outer Size exactly 500mm x 400mm

50cm x 40cm

Select 'Pack of 1 (single)' 'Pack of 5' or 'Pack of 10' from the options menu

A3, 420 x 297 mm, Mounts, Backs, & Bags, Pack of 10 500x500 Scroll through the pictures toOuter 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.