Manufacturer Code : KF01244Q. Q-Connect A4 Clear Polypropylene Popper Folder (Pack of 12) KF01244Q.These Q-Connect polypropylene folders can hold up to 150 sheets of A4 paper and feature a press stud closure to help keep contents secure. Made from durable polypropyplene, the folders are transparent for easily viewing the contents. This pack contains 12 clear folders.