Crystal clear viewing of 30x40 trading card sheets Keep your trading card sheets clean and safe Individual pack of 1 30x40 trading card sheet topload holder 12 mil thick sleeves provides better protection than other sleeves in the market All-new sealed trading card sheet topload holder Protective sleeve toploaders are essential items when collecting and saving trading card sheets. Sold individually, 30x40 Guardhouse toploaders are 12 mil thick and measure 30 1/4 x 40 inside, while the outside measures 30 1/2 x 40 1/4 inches. Guardhouse toploaders are made of non-plasticized rigid vinyl and are designed to keep trading card sheets unharmed during long-term storage, at the same time as offering the collector great visibility of their collectible items. Guardhouse Toploaders#: 835. Size: 30x40. Sold Individually.