Wool Mix t-shirt with Apple print. Wool is a fantastic natural material. Wool has the ability to help the body regulate the temperature. Wool insulates against cold and keeps the body warm, even when the body becomes moist. Wool has a self-cleaning property, so you do not need to wash wool so often. The wool has been easy-care treated so that it can be washed in an ordinary washing machine. The series here is with bamboo on the inside and wool on the outside. This means it do not scratch and is very soft to wear. Wool can be used year round, day and night. The wool is 100% mulesing free. The wool is processed and cared for by Oeko-tex standard 100. Småfolk recommends washing your wool items with detergent designed specifically for wool.