25 Lighthouse 2ST Black Stamp Pages - Vertical Division for Plate Blocks - 25 Pack Black 2-Sided Pages Two pockets, vertically divided Each of the 4 pockets on both sides of the page (8 total) measures 3-3/4" x 5" (96 x 128mm). The page measures 8-1/2" x 11" (216 x 280 mm) overall Sold as 5 packs of 5 pages, 25 total.