Are there any rules for the right sleeve length?
Finding the right sleeve length by imogenl featuring a faux-leather jacket
Jacket and long sleeves should usually end just below the wrist bone for most women. A too short sleeve makes your arms look longer and that you’ve outgrown the garment. A too long sleeve makes the arms look short and that the garment is too large for you.
Also consider your arm shape.
sleeve length by imogenl featuring TildonAnd consider your body shape
Choosing sleeve length by imogenl featuring a petite turtleneck