REACTIV Photochromic Lenses – Lenses get darker or lighter to match changing light conditions.

Spectron 3 (Select Colorways) – Cat. 3 polycarbonate lens (visible light transmission rate: 12%) with flash finish. Suitable for use in moderate to full sun, or in all outdoor activities in good conditions. Anti-fog coating.

Spectron 4 (Select Colorways) – Cat. 4 polycarbonate lens (visible light transmission rate: 5%) with an anti-reflective coating: improves visual comfort by eliminating stray reflections. And a flash finish: improves filtration of visible light by applying a mirror effect to the lens. Blocks sunlight and increases the filter effect. Recommended for sports exposed to conditions with strong glare.

Metal - Plastic Frame – Ideal design combining the strength and durability of legendary metal mountaineering frames, with lightweight temples for easy everyday wear.

Leather Side Shields – A special feature of glacier sunglasses, leather side shields have protected the eyes of generations of mountaineers.

Adjustable Slim Temples – These thin, lightweight temples can be precisely adjusted for optimum comfort and a secure fit.

Nose Grip – Flexible, shock-absorbing grip insert on the bridge.

This product may contain chemicals known to the State of California to cause cancer, or birth defects, or other reproductive harm.