With the Nike Command ski goggle, Nike has teamed up with Transitions Optical to deliver the ultimate combination of photochromic technology, innovative eyewear, comfort and performance. Flexible softrigger construction gently disperses pressure points and creates optimal helmet compatibility. Nike DWR air mesh ventilation enhances breathability and protects you from the elements. Specifically tuned for variable days, the Transitions Adaptive Goggle Lens enhances critical details of the terrain, increases depth perception and filters out glare. When the light changes, the lens adapts.