The standard end tab folders paper weight is 150 lb.manila, (or 11 pt). This is your most economical paper weight. By reinforcing the side tab of the end tab folders, or (2 ply reinforcement), you increase the strength of the overall end tab folder, especially the end that you grab the most.

To increase the overall strength of the end tab folder from an 11 pt. Manila End Tab File Folder, go with the 185 lb. 14 pt. manila. Again, by reinforcing the side tab of the end tab folder, or (2 ply reinforcement), you increase the strength of the overall 14pt. end tab file folder.

Our heavy duty end tab folders are made from the strongest, most durable materials for long-lasting organization. These 250 lb. manila,(or 18 pt.) are the heaviest, most durable end tab folders we stock.