3 5 x 5 5 in.
5x7 mat board acid free.
This is by far the most cost friendly option.
4 8 out of 5 stars 865.
Includes 25 high premier acid free mats 25 backing board 25 clear bags.
Free shipping on your first order shipped by amazon.
This treatment slows the degradation of the lignin greatly and it will take years or even decades depending on the environment before any noticeable degradation happens.
White core 4 ply 1 16 inch 0 055 in bevel cut acid free black mats.
Golden state art acid free pack of 25 mix 5x7 photo mats mattes matting with white core bevel cut for 4x6 pictures in premier 4 7 out of 5 stars 408 9 39 9.
Opening size of the mat.
Get it as soon as fri sep 11.
Pre cut 5x7 mats for 4x6 inch photos photos and works of art.
The opening size is 3 5 x5 5 for 4x6 print.
Pack of 25 pre cut acid free black mats.
Mat boards are deemed acid free when the mat boards have been bathed in calcium carbonate neutralizing the acid on the mat board.
Golden state art pack of 25 white pre cut 8x10 picture mat for 5x7 photo with white core bevel cut mattes sets.
Uncut mat boards 11x14.
Uncut mat boards 16x20.
Black the mats are beveled cut with white core and 4 ply thick about 1 4 mm or 1 16 inch the backing is white on both side.
Uncut mat boards 8x10.
Perfect to frame all of your photographs or prints.
Acid free and foam backing boards available.