it is made of cotton, wool. bamboo carbon and spandex. so the fabric ... features. warm, healthy, elastic. interlock fabricmade of cotton, wool, bamboo, carbon and spandex.good at moisture absorptionhealthyelasticwarmthespecially fit ... underwearProduct type: spandex fabricSupply type: make to orderMaterial: cotton wool and spandexType: plain dyedPattern: interlockTechnical: weft knittedWeight: 320gsm ...