Fastener folders feature 2" prong, K-style fasteners to subdivide documents so you can keep them secure and in order. Each fastener provides superior strength to secure large amounts of paper. Double-strength tabs are 1/2" high and 2/5 cut right of center. Folders are made from 11 point manila stock and are scored for 3/4" expansion.Fastener folders feature 2" prong, K-style fasteners to subdivide documents so you can keep them secure and in order. Each fastener provides superior strength to secure large amounts of paper. Double-strength tabs are 1/2" high and 2/5 cut right of center. Folders are made from 11 point manila stock and are scored for 3/4" expansion.