To make a sturdy file folder for organizing papers, follow these steps from wikiHow :
: Apply glue to that 1/2-inch strip and press it onto the larger piece to create the folder spine. ✂️ DIY Pocket Folder Instructions File: Pocket.Clothier.zip ...
If you want to create internal pockets within a notebook or as standalone items: To make a sturdy file folder for organizing
: Fold a 1/2-inch strip along the long side of the smaller piece. File: Pocket.Clothier.zip ...