Standard Plastic File Folders: L-type 8.5x11 clear plastic sleeves. Letter size (Not A4). Top and side-loading with thumb notch for easy access. Poly see through project folders with clear cover.

YAMAGATA, Gifu -- A4-size plastic file folders are a staple of Japanese offices and classrooms, and come in a dizzying array of designs, from classical and pop art to pop culture iconography.