Unparalleled absorbency and innate odor-fighting powers make this an ideal all-day sock. Keep your feet fresh effortlessly with a pair of incredibly absorbent and naturally deodorizing Sasawashi Ribbed Socks. By weaving washi paper into their apparel, Sasawashi brings a level of absorbency unseen in traditional cotton garments and capable of wicking away moisture with ease, while the kumazasa bamboo fibers incorporated into the fabric fight odors all day long. A touch of rayon and nylon ensures a perfect fit to finish off this uniquely functional footwear. Materials: 64% Sasawashi fabric (washi paper, kumazasa bamboo fibers), 28% rayon, 7% nylon, 1% polyurethane Sizes:  Medium: US women's 6-8, US men's 5-7, 23-25cm Large: US women's 8-10, US men's 7-9, 25-27cm Care: Machine wash in a garment bag with similar colors. Do not bleach or tumble dry. Made in: Osaka, Japan