Guanaco is a type of textile material that is made from the fur of a South American mammal called the guanaco. It is a soft and luxurious fabric that is similar in texture to cashmere, and is highly prized for its warmth and durability. Guanaco fabric is often used to make high-end clothing and accessories, such as coats, scarves, and gloves. It is also sometimes used in home furnishings, such as blankets and throws.