Our reinforced metal prongs are built to last, so you can repeatedly use them with medical charts and office files without worrying about broken prongs or loose attachments. They fit perfectly with standard letter-sized client files, medical patient files, office folders featuring reinforced 1/3 cut top tabs in assorted left, center, right positions. Our custom coated fasteners eliminate paper cuts, tears, crinkling, extend fastener lifespan, make adding files simple. Made from sturdy 11 pt paper stock with reinforced end tabs, these durable paper folders will maintain their quality and function for years. Available in red, green, orange, yellow, blue, they are ideal for color-coded filing systems in classrooms, legal offices, business offices. Available colors: Assorted, Green, Manila, Orange, Red, Yellow.