100% wool, nylon back of sock. Dry hand. Reversible
Machine wash cold and hang dry.
Woven without rubber for an added benefit of promoting blood circulation in feet and calves.
Women's size 22 cm to 25 cm in Japanese size equals about 5.5 -8.5 US
Women's size 25 cm to 28 cm in Japanese size equals about 8.5- 10.5 US
*Colors are close but not exact in photos.