85% organic cotton/15% post-consumer recycled polyester. Combed cotton. Straight fit. Enzyme-washed. 3-ply brushed fleece LSF (Low Shrinkage Fleece: pre-shrunk fleece). 1/2 circle in the back. High neck lined in main fabric with recycled metal zip opening. Matching jersey taped neck inside collar. 1×1 ribbed cuffs and hem.