5. Twists can last anywhere from one to a few weeks. You can definitely shampoo them without having to undo them, just concentrate on cleansing your scalp and don’t manipulate the twists too much.
Twists will probably puff up as they age and there’s nothing wrong with that. You may find a need to re-twist some strands here and there, but they should hold up as an overall style that’s protective, low maintenance and low-manipulation.
ammylog's Blog 