Things Between - The Piper Cardigan | Cobalt Blue Soft and lightweight cardigan with buttons. Sizing: Model is 5'7", wearing a size S | It is oversized! Most prefer true to size, or a size down. Size chart Content varies among different colors: 53% Recycled Polyester, 39% Acrylic, 5% Wool, 3% Spandex Care: Handwash recommended. Due to the nature of the yarn, garment may pill.