Waterproof - to protect important documents from spills and rain! Rugged vinyl-coated construction built to last! Made of 20-pt pressboard and moisture-proof vinyl, this binder will protect important papers from the elements, rough handling and desktop mishaps - and it will go on protecting them for years! Precision metal rings offer security. The precision metal rings keep pages securely in place, and the special trigger lets you open and close the rings with 1 touch. Greener choice - contains 19% postconsumer recycled content. Wilson Jones Non-View Binders part of a large selection of office supplies. Wilson Jones(R) Presstex(R) Binder, 1in. Made by Wilson Jones.