US Art Supply Art Mats Acid-Free Pre-Cut 5x7 Black Picture Mat Matte Sets. Includes a Pack of 25 White Core Bevel Cut Mattes for 4x6 Photos, Pack of 25 Backers & 25 Clear Sleeve Bags

Set of 25 pieces of 5x7 Picture Mattes for 4x6 Photos with 25 backing boards and 25 crystal clear sleeve folding flap bags.

US Art Supply Art Matsâ„¢ Brand Premium High Quality Mattes, Backers & Plastic Sleeve's.

The Opening Size is 3.5" x 5.5" for 4x6 photo prints. Color: 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 sides.

The set is Professionally Packed and Boxed to Assure that All Precautions have been made for a Save Arrival of your purchase.