Falling in Art 25 Pack Acid Free 16x20'' Black Picture Mats Board Show Kit...

ELEVATE YOUR ART -- our mat board can be combined with your prints, pictures, photos, and art for a gallery-level presentation, or use it for your crafts, signs, or various art projects; PRE CUT MAT -- our single mat board with four equal borders gives a strong border around the photograph or artwork, drawing the eye in while keeps the plastic bag away from the surface of the artwork; LAST LONG TIME -- except mat boards, our backing boards and crystal plastic bags are buffered to a neutral ph (ACID-FREE) above industry standards so your photo will stay protected for longer; COMPLETE SHOW KIT -- 25pcs 4-ply 16x20'' black picture frame matting & 25pcs 4-ply 16''x20'' white backer board & 25pcs 16-4/9''x20-1/2'' re-sealable adhesive plastic bag; WINDOW SIZE -- our 16''x20'' picture mat Inner Cut/Opening size is 10.5''x13.5'', so please make sure the right mat board to display your Photo or Artwork in advance.