54% Acrylic/27% Polyester/14% Rayon/5% Spandex
So Warm Technology
High warmth to weight
This base layer travel piece helps you stay up to 5 degree F warmer with our new so warm technology. It naturally amplifies infrared wavelengths, absorbing your body's moisture to generate heat and maximizes warmth to weight with textured hollow fibers.
ExOfficio Terma V Neck - B0189K2TAG