MUJI (Mujirushi Ryohin) Crew Neck Sweater Material: 80% Wool, 20% Yak Size: M Width 42cm, Length 56cm Purchased at a MUJI store. Made with yak wool, it has a soft, smooth feel against the skin. Although it hasn't been worn many times, there is some slight pilling due to the wool material. Please understand that this is a recycled item before purchasing. Feel free to comment before purchasing if you have any questions or would like additional photos.