Rick Owens Basic Rib Tank is a ribbed viscose-and-silk tank that pairs a halter neck with the brand's signature central back topstitching and rounded hem for a streamlined, architectural look. Key attributes: White | Milk | Viscose and silk | Halter neck | Sleeveless | Central back topstitching | Rounded hem | Ribbed texture | Composition & care: 88% viscose | 12% silk | Hand wash