12 X 12 inch, Mounts only, Pack of 5 Aperture size:To fit image size 7 x 7 - exact aperture size 170mm x 170mm then sealed with the self-adhesive

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

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

All colours are acid-free white-core mountboard

Outer Size to fit a 15 x 15 inch frame - exact outer size 378mm x 378mm

12 X 12 inch, Mounts only, Pack of 5 Aperture size:To fit image size 7 x 7 - exact aperture size 170mm x 170mm then sealed with the self-adhesiveOuter Size to fit a 12 x 12 inch frame exact outer size 302mm x 302mm 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.