All our snow goggles are delivered with an all-round lvl. 2 Lumitron™ lens, perfect for hitting the slopes on any day. Except, for the days when things get really misty. For those days, we have included an extra mist lens in your delivery, you're welcome! The photochromic Lumitron™ lens automatically adapts to any light conditions. Note that the colored photochromic Lumitron™ lenses start at lvl. 1. If you want a specific lens level or color, check out our spare lenses for your model of choice.