Hanging data binder features Presstex covers and storage hooks to secure up to 6 of unburst sheets Design is toploading and bottomloading Acrylic coating on binder provides a waterresistant cover Retractable filing hooks are designed for both singlepoint filing and a drop file system These flexible nylon posts adjust to hold up to 6 of sheets attached in continuous form Data binder accommodates the following center posts 9, 812, 8, and 7