The HeatGear fabric is extremely soft and smooth, providing extra comfort at a very low weight. The new innovative NEOLAST fibres ensure high elasticity, durability, comfort and better moisture wicking. NEOLAST is a highly effective alternative to elastane that has been designed to address the sustainability issues associated with elastane. The material wicks away sweat and dries very quickly. 4-Way Stretch technology allows free movement in every direction. The ergonomic design protects seams and increases durability. Odor control technology minimizes odor.