Q&A for How to Make a Shirt Smaller

You can roll the sleeves inward, and then use safety pins to keep them from rolling down. Make sure to place the pins inside so that all you see is the little metal part outside.

Tie the bottom into a knot on the front side, like you would for long shirts, or cut the bottom into two and tie it.

It might - depending on the kind of ink used for the print. Sometimes what happens is the shirt shrinks but the print doesn't so it ends up being a warped t-shirt.

Resewing it may work but the hot water method may not work. However, football shirts don't need to be too fitted, as they need to allow for easy movement.

If the shirt has the feel and knit of a typical shirt, you can crop it without unraveling. However, the cut will curl up, and have a bit less bulk than it would with a seam. If you don’t want this visible, consider cutting it longer than you intended, so you can tuck it in.