Overall Size:3 1/4" x 5 1/4"Cover Color:greenCover Material:field-flexBinding:top perfect boundPaper Color:greenNumber of Pages:100Number of Sheets:50 (perforated)Weight:0.18 lbs Field-Flex is our most flexible cover material. The paper-based stock is tough enough to withstand the harshest and wettest conditions yet can be torn like heavy paper. As its paper-based, it can be recycled with other papers. These are some of the bestpocketbooks as the covers will conform to your shape in very little time. Perfect bound books are made by grinding the ends off folded sheets (called signatures) then gluing them to a cover stock. Our perfect bound books use only the most durable glues to ensure your Rite in the Rain book wont fall apart in the field. As with most perfect bound books, the text sheet edges are flush with the cover. We take the extra step of round-cornering our books. This improves durability and protects you from annoying sharp corners. With the Top-Bound Field-Flex Pocket