Pinit Rigid Mailer .028" thick White Clay Coat Newsback. 19-5/8 x 26" inside. Mails 18 x 24" prints, Matted 16 x 20" prints. SKU: MRTT2127W (0)No Reviews yet Add to Shopping Cart Details Tab lock closure. Repurpose and use again and again. Strong center-seam construction for maximum rigidity. Use our corrugated filler F1926 i... Details Back DetailsTab lock closure. Repurpose and use again and again.Strong center-seam construction for maximum rigidity.Use our corrugated filler F1926 if extra rigidity is desired.400 quantity is wholesale priced and a +FREIGHT ITEM. CALL FOR FREIGHT QUOTE. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review