Head-to-toe warmth. Wind-blocking protection where you need it most. When temperatures drop, a regular cap just won’t cut it. The WindStop™ Cap combines cozy HeatLock™ fleece with strategically placed WindStop™ panels to protect your forehead from biting wind. Designed for cold-weather running, it strikes the perfect balance of warmth, breathability, and lightweight comfort—so you can stay out longer, even when winter tries to get you down.