Ozone Design is dedicated to creating the world's most beautiful and stylish socks. Made from the highest quality natural cotton fiber for its’ luxurious feel, strength and breathability. Constructed at the highest standard with heels, toes, seams and designs all knit into the socks. Our women's sock translates to a 5-10 women's shoe. 82% Cotton / 17% Nylon / 1% Spandex. Imported.