Museum Grade Half Sheet Poster Storage Box. 23-1/4 x 29-1/8 x 2" BLUE-GRAY 60 pt. Barrier Board outside; Perma Dur® archival paper inside.

Museum Grade Half Sheet Poster Storage Box 23 x 28-7/8" (inside) 23-1/4 x 29-1/8" (outside) 2" deep. Drop-front on one short edge. Made from arc...