100% wool. The wool is RWS certified and is mulesing-free. 13 is the natural colour of the fibre. It has been neither bleached nor dyed. Even the finest of wool fabrics may show some pilling after repeated wear. Carefully remove any pilling by hand. Vegetable-tanned leather strap. We recommend airing the garment outdoors or steaming with an iron. If absolutely necessary, handwash at 30° or machine wash on the handwash cycle. Use a detergent specifically for wool. Reshape the garment while damp and dry flat. Store horizontally. 4-5% shrinkage. Made in Xinchang, China.