Chase the chill in style wearing the Brooks Notch Thermal Long Sleeve 3.0. Designed with a sleek crew neck, long sleeves, and easy pull-on fit, this top delivers ultimate lightweight warmth without weighing you down. Crafted from the new sustainably-sourced notch thermal material, it offers a softer on-body feel, breathable comfort, and eco-conscious performance in every stride. Reflective hits keep you visible and confident in low-light runs, while the semi-fitted cut makes it versatile for layering underneath jackets or over tees. Engineered with advanced fabric technology that helps maintain freshness throughout your runs. 95% recycled polyester, 5% spandex. Machine washable.