Everyone interested in knowing how to wash wool thermals should know that the right way to wash wool thermal underwear is to wash them in the cold water cycle to prevent shrinking. Drying them can also be problematic. A warm dryer cycle may end up in the shrinking of the underwear. Just machine air-drying can be fine. Hanging them up to dry may end in the underwear losing their shape a bit. So, the best way is to let them dry naturally, spread flat on a towel. Every other alternative may mean some shrinking, loss of shape and the need to replace them.
Hand wash is much useful when you own woollen thermals. Make use of lukewarm water and a mild detergent to get the job done. It is essential that you rinse thoroughly. Most woollen thermals can be washed using a washing machine. You need to select the delicate option when you are cleaning wool thermals along with a short spin cycle. In both the cases, ensure that you use line drying method instead of tumble drying.
Wool Blend Thermals – These thermals are known for softness, durability, and warmth. It is known to provide a sleek and comfortable fit. If cared properly, it can stay in shape for several years.
You can wash them with lukewarm water and a mild detergent. These thermals can be machine-washed using the same technique as in woollen thermals. After rinsing, you can spread it flat for air-drying.
Cotton Thermals – These are the cheapest thermals and can be useful when you do not have a very active lifestyle. Use warm water with a mild detergent. It is essential that you rub the garment gently because it can soak all the soapy water. Keep rinsing till you remove all the soap. For machine-wash make sure that you use a soft detergent and cold water. Select the delicate wash cycle while washing the thermals. After you are done with washing, keep the garment flat for air-drying.