60/40 Polylana polyester/acrylic. 11 1/4 knit with 2 3/4" pre-established cuff. Product traceability via QR code label. This product meets the following Sustainable Style subcategories - Sustainable Materials - Contains 60% Polylana Sustainable Manufacturing - This product is GRS certified. Socially Conscious Manufacturing - This product is made in a facility that is audited by BSCI/SMETA.