Behind the Product A midweight neck warmer for fog-free warmth on cold days. MFI compatibility ensures a seamless connection with your goggles. The Anon MFI® Midweight Neck Warmer protects your face and neck from wind, sun, and cold with our exclusive magnetic connection that seals the face panel to any MFI-compatible Anon goggles. Versatile midweight fabric offers the perfect amount of warmth and breathability for any weather condition. The vent panel at the mouth ensures fog-free performance. The magnets in this neck warmer are easily removed for machine washing or when you choose to wear it with non-MFI goggles. Relaxed fit provides unrestricted mobility Midweight material Center mesh breathe vent with a low-profile flatlock seam Compatible with the M3, M2, Relapse, and the Relapse Junior. The M4 and Sync goggles require the (gray) XL carrier for optimal fit