You are asking whether the Stone Island armband should be removed. Required for washing.

The Stone Island armband is the most obvious and iconic accessory of Stone Island clothing. It is made of embroidery material. Whether you should take it off or not depends on your personal preference. However, it needs to be removed when washing to prevent damage.

The English name of Stone Island is StoneIsland. It is an Italian high-end functional sportswear brand and an Italian casual wear brand.