This versatile baselayer is crafted from 100% recycled polyester, making it an eco-friendly option for all-around performance. Its smooth, soft exterior ensures easy layering under jackets or sweaters, while the interior features hollow-core yarns and a diamond-grid pattern designed to trap heat, wick away moisture, and dry quickly. These features help you stay warm and comfortable, even during intense activities. Additionally, the HeiQ® Mint odor control technology helps maintain freshness throughout the day. Proudly made in a Fair Trade Certified™ factory, this baselayer supports ethical production and sustainability.