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
• Loop on back neck to hang
• Elbow patches
• Machine wash cold, tumble dry low, don't bleach, mmkay?
• Designed in California, made abroad