Seamless underwear bottom. The close-fitting cut, thermoactive properties and quick-drying finish will guarantee you complete comfort and warmth during winter activities. Recommended to wear as the first layer of clothing. close-fitting cut, waistband provides a snug fit, no seams to prevent irritation and chafing, quick-drying finish promotes wicking, for use as a first layer of clothing. Material: 59% polyester, 36% polyamide, 5% elastane