Termaltech long johns Abanderado. Soft and elastic breathable fabric. Waist with elastic band. Elastic ribbed hem finishes. Warm, comfortable and light long underwear that retains heat inside. Composition: 54% Cotton, 21% Polyester, 20% Viscose, 5% Elastane Care: Machine wash at maximum 40º. Do not use bleach. Do not use dryer. Allows the use of iron at low temperature. Do not dry clean.