Chaos Mistral NeckFace Protector. The Chaos Mistral NeckFace protector provides essential protection to the neck and face from the sun and wind. The protector will keep the skin of your face from peeling away due to wind or sun damage, and the 100% polyester material will keep you warm in the snow, perfect for all you fat bike riders in the mountains. It's ideal for layering under a Bicycle Helmet or to be worn alone, and can be worn around the neck and pulled up over the face when it's needed. The Pro Stretch Fleece neck warmer offers 4 Way Stretch for extra comfort and added windshield face inserts provide protection to the face from wind and water. And don't worry about losing your breath because the mesh venting panel makes for better breathability. So protect your face from the sun, wind, and cold with the Chaos Mistral NeckFace protector.