COS Stores PortugalCrafted from 100% traceable cashmere in classic black, this luxuriously soft crew neck knit has a relaxed fit for everyday comfort and is finished with ribbed trims.- Long sleeves- Certified by the Good Cashmere Standard, to ensure our cashmere is fully traceable100% GCS Cashmere / Machine wash coldBack length of size S is 23.62″ / Model wears a size S