Pinit Mailing Boxes, 12" x 12 1/4" x 3 7/8" SKU SPL45426 $71.09 Quantity discounts available QuantityPrice (0) No Reviews yet Memo Quantity -+ Add to Cart Details Corrugated fibreboard, easy to assemble. Size adjusts to fit letter size documents, binders, etc. Contains a minimum of 75% post-consumer recycled mat... DetailsBackDetailsCorrugated fibreboard, easy to assemble. Size adjusts to fit letter size documents, binders, etc. Contains a minimum of 75% post-consumer recycled material. 12"W x 12-1/4"D x 3-7/8"H. White. 10/package. Ratings and ReviewsNo reviews availableBe the first to Write a Review