PolyPro ECWCS Thermal Bottoms

Exactly-Right Insulation in Extreme Cold Fast Drying Next-to-Skin Level Reduced Chaffing and Increased Comfort During Movement Contoured Long Tail for Additional Protection from the Elements Level 2 ECWCS - Extended/Extreme Cold Weather Clothing System Not too heavy and not too light, this mid-weight thermal bottom provides the perfect amount of insulation to keep you cool and comfortable in mild climates while serving as an insulating base in colder climates. Less bulky than in a prior system, the breathable polypropylene fabric provides admirable moisture-wicking protection and warmth from season to season. Genuine Issue