Our lightest weight base layer fabric is quick drying, fast wicking, breathable and comfortable. Styles made from this 4-season base layer material will help regulate body temperature during high exertion activities throughout the entire year. With an impressive warmth-to-weight ratio, our SILKweight products can be worn alone or under our TEMPOweight, CONTOURweight or EXPEDITIONweight products.

  • Wicking finish
  • 4-way stretch provides unrestricted movement
  • Does not shrink or lose color with washing
  • 180 g/sm - 149 g/sm - ultra lightweight & packable warmth
  • 88% Recycled Polyester, 5% Polyester, 7% Spandex
  • Energy Saving Yarn (ESY) reduces both carbon emissions and energy consumption by nearly 50%.