T-shirt Scissors Chalk or pen
Make sure that the sleeves are matching up.
Try marking just above, beside, and below the current sleeve to guide you as you cut the sleeves off. [2] X Research source Remember that you can always make the armholes larger if desired, but you cannot make them smaller after you cut them.
If you do end up with a jagged edge, you can always cut in a little more.
For example, if you cut your armholes down to the middle of the shirt, then your ribs and the side of your abs will be visible. Don’t cut down too far if you are not comfortable showing off these muscles.
Try cutting close to the neckline and see how that looks first. The more of the neckline you cut, the more of your chest, back, and shoulders will be visible.
If desired, you can trim the hem more to make it shorter.
