Arch4s Cassie tank is knitted from sumptuous silk and certified organic cashmere-blend thatll not only keep you warm but feels irresistibly soft, too. Its patterned with classic cables and has an elegant high neckline. Layer yours over a long-sleeved tee.brbrLower-Impact Materials. This product is made using at least 50% lower-impact materials or ingredients. Find out more about our NET SUSTAIN criteria a href=https://www.net-a-porter.com/en-gb/campaigns/net-sustainhere./a