These are 4-ply acid-free, 100% cotton pre-cut mats. Made with Bainbridge Alphamats, in Ivory Black, with a solid black core, these mats are sized for
any 9 x 12 small posters, letters, documents, photographs, inkjet prints and artwork.
Museum quality mats will fit into any standard 16 x 20 frame.
Mat board size:
16 x 20
8-3/4 inches x 11-3/4 inches
Custom sizes available, just click here for inquiries.