6 X 4 inch, Mounts, Backs, & Bags, Pack of 10 Colour:Cloud White Outer Size to fit a

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

Outer Size to fit a 8 x 8 inch frame - exact outer size 201mm x 201mm

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

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

Outer Size exactly 250mm x 250mm

6 X 4 inch, Mounts, Backs, & Bags, Pack of 10 Colour:Cloud White Outer Size to fit aOuter Size to fit a 6 x 4 inch frame exact outer size 150mm x 99mm 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.