COS Stores PortugalWoven from an ethically sourced wool-cashmere blend in black, this hybrid tank features a soft, plain knit finish with an oversized roll-neck collar and minimal edges for a modern finish. An easy way to add color to your winter wardrobe.- Open sides- Ribbed hem- Certified according to the Responsible Wool Standard, to protect the welfare of the sheep and their environment60% RWS Wool, 40% GCS Cashmere Back length of this piece is 14.17″