180 x 130 mm, Mounts only, Pack of 10 16x20 Outer Size exactly 500mm x

Outer Size exactly 500mm x 500mm - 50cm x 50cm

Outer Size exactly 180mm x 130mm

then sealed with the self-adhesive flap in the normal way

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

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

180 x 130 mm, Mounts only, Pack of 10 16x20 Outer Size exactly 500mm xOuter Size exactly 180mm x 130mm, 18cm x 13cm 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.