Layer One | Boston

This lightweight thermal top is perfect for cold-weather running or casual outdoor adventures. Crafted from a breathable grid fleece, it offers warmth, stretch, and comfort with flatlock seams to reduce chafing. The tailored fit is complemented by stylish elbow patches and a convenient locker loop, making it both functional and trendy. Made from 67% recycled polyester, this eco-friendly option is quick-drying and machine washable, ideal for active lifestyles. From the brand: Layer one matters most. But will any flatter and fit like our new thermal top? Lightweight grid fleece performs as a breathable base or solo layer. Flatlock seams reduce chafing for long-lasting comfort. We love it for: cold weather running 67% recycled polyester, 27% polyester & 6% spandex Lightweight grid fleece Warm, stretchy & quick-drying Tailored fit  Flatlock seams Locker loop Elbow patches Machine wash cold, tumble dry low, don't bleach, mmkay? Designed in California, made abroad