These 5mil (5/1000th of an inch) clear covers offer an excellent economical option for your documents or reports. They are crystal clear, flexible, water proof and punch with ease. Five mil covers are available in sizes up to 11 x 17 with or without round corners. We can also pre-punch them for you to save you time when binding your documents. If you are looking for an economical option for your reports these covers are a great choice. Or, if you want something heavier consider our 7mil, 10mil, 15mil and 20mil options.