Yes, 100% polyester shrinks but in some circumstances because it resists shrinkage by nature. Polyester is resistant to shrinkage but if you wash polyester with hot water or if you iron polyester with excessive heat iron, it can cause shrinkage as it is a man-made fabric that is made with polymer.
Polyester may shrink if left in the dryer for too long. Therefore, it is important to remove them from the dryer as soon as possible to prevent them from wrinkling. This will save you the time of trying to iron your polyester fabrics. To know more about does 100% Polyester Shrink.
