40% lyocell/60% cotton. TENCEL™ Lyocell fiber is made from controlled or certified wood sources and is produced in a closed-loop process that recycles 99.8% of the solvent, which results in almost zero waste. 50% of the cotton is certified organic and 50% is recycled. The recycled cotton is certified and composed of textile production scraps that have been spun into new fibers. Machine wash warm, delicate cycle. Gently reshape while damp. Dry flat. Store flat. Shrinkage 2-3%. Made in Dongguan, China.