180 x 130 mm, Mounts & Backs, Pack of 10 Aperture size:Equal borders of 30mm - exact aperture size 120mm x 70mm 50cm x 50cm

50cm x 50cm

Then the excess length can folded down and sealed with the self-adhesive flap in the normal way

Essentially they are picture mounts with no window

Choice of aperture size

Outer Size to fit a 6 x 4 inch frame - exact outer size 150mm x 99mm

180 x 130 mm, Mounts & Backs, Pack of 10 Aperture size:Equal borders of 30mm - exact aperture size 120mm x 70mm 50cm x 50cmOuter 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.