Product Detail: Our picture fre mats outer size 11 x 14 inch,inner size 7.5 x 9.5 inch which are suitable for 8 x 10 inch pictures,8 pcs in total Acid Free: Made of acid free,these p fre mats will not yellow during use and will not da ps or artwork Wide Applicat: It can be used in fres to highlight your ps and is also a great decorat for fring pictures,pgraphs,prints,watercolors,artwork and more Bevel Cut: The inside cut of the p fre mat is beveled for a clean cut,and the beveled cut adds depth and white space to the artwork Writable & Durable: Our picture mats for fres have 4-ply thi,not warped or curved,and you You can write on the surface for a more personalized touch.