Make sure to check the care label on the individual item.Merino wool. Always machine wash at 30 °C on a gentle cycle, and with similar colors. Do not tumble dry and make sure that when ironing you use a low temperature. Never use bleaches or softeners.Linen. Machine wash in lukewarm or cold water on gentle cycle or linen wash setting, and with similar colors. Never use bleaches or softeners. Tumble dry on low heat or hang to dry for the best results. No iron necessary – enjoy the natural creases and crumples. However, if you still want an item pressed, use a medium-hot iron on the steam setting.