This squishy, velvet soft fiber is a blend of Merino, Alpaca, and Eco-Fi. This amazing blend is warm, durable, weather resistant, lightweight, and comfortable! Perfect for socks and shawls or lightweight sweaters. 
What is Eco-Fi? It's formerly known as EcoSpun and is a high-quality, polyester fiber made from recycled plastic pop bottles. The fiber was developed in the US by the company Wellman Inc.