Available in a variety of styles to meet your needs. From leather to Pajco, these books have wirebound, ringed or perfect binding for hassle-free portability. Pajco is a thick paper stock with acrylic latex coating, making it durable and flexible. Available in a variety of page sizes. Pocket size books are great for a purse or briefcase. Or keep business contacts handy in your workspace with a desk-size telephone/address book. Meets the global standards of the FSC (Forest Stewardship Council). Forest Stewardship Council US-0081. FSC Certification ensures responsible use of forest resources and provides assurance that the fiber in this paper comes from forests that are well-managed to protect biodiversity and the livelihoods of the people that depend on those forests.