Two long-sleeved shirts made of 100% cotton thick material, providing comfortable warmth and a good feel. Size M. This is an old item. The opening of the bag is open. I forgot about it after storing it at home. - Set includes: 2 shirts - Size: M - Material: 100% cotton - Features: Good feel and durable thick material - Warmth: Comfortable warmth Please refrain from purchasing if you are sensitive to such things. Color: White系 (White-based) Stains, tears, odors, etc.: None