Terramar's EC² Men's Crew is a great layering piece with year round versatility - warm in winter, cool in summer. This thermal regulating undershirt uses Electrostatic comfort control EC²® with anti-microbial protection to keep you warm, dry and cool even in the most extreme conditions.
- 100% filament jersey silk.
- Permanent moisture control won't wash off or wear out.
- Uses EC²® technology which does not use add on chemicals - instead it changes the moloecular structure of the fiber.