How to fold a collared shirt by admin | May 7, 2013 | Uncategorized Follow these shirt folding instructions for help when folding collared shirts – folds any shirt with a collar, including dress shirts and polo shirts. Open shirt face down on the FlipFOLD Shirt Folder. Fold bottom of the shirt even with bottom edge of shirt folding board. Flip panel A to center and back. Flip panel B to center and back. Flip panel A to center and back. (flipping sleeve in) Flip panel C up to center and back. You now have a perfectly folded collared shirt! Download full FlipFOLD instructions here.