Help to preserve and protect your bound books, manuscripts and printed materials with foam book supports. Our 4 pound density charcoal ester foam is soft and durable. Our four piece foam set will aid in maintaining your books natural shape and help to hold the reading material in place. We offer foam book support sets in four sizes, ranging from small to extra-large. We also welcome the opportunity to quote on custom sizes. We offer foam book support sets in four sizes, ranging from small to extra large. We also welcome the opportunity to quote on custom sizes.