Crystal clear viewing of 8 9/16 x 11 memorabilia Keep your letters and other memorabilia clean and safe Pack of 25 letter size memorabilia and other document holders per box All-new sealed letter size memorabilia sleeves Protective sleeve toploaders are essential items when collecting and saving important letter size documents. Sold in packs of 25, Guardhouse toploaders for letter size sheets are 12 mil thick and measure 8 9/16 x 11 inside, while the outside measures 11 1/8 x 8 13/16 inches. Guardhouse toploaders are made of non-plasticized rigid vinyl and are designed to keep important documents unharmed during long-term storage, at the same time as offering the collector great visibility of their collectible items. Guardhouse Toploaders#: 00827. Size: 8 1/2 x 11. Sold in Packs of 25.