Notes File Jackets eliminate messy scribbles or sticky notes often placed on the outside of files. Keep track of important information directly on the lines on the front & back sides of the jacket. File jackets are closed on three sides for document security & keeping those small incidentals contained. Great for taking files out of the office. Reinforced tabs for extra durability. Number of Sections: 1; Tab Cut: Straight; Size: Letter; Punched / Unpunched: Unpunched.