Glacier travel. High elevation summits. Spring snowfields. Eye protection in the alpine is serious business. Whether you're skiing or mountaineering, the Smith Embark glacier glasses hold up to harsh, ever-changing conditions while providing a contrast-boosting view of every crevasse, wind drift and terrain feature. ChromaPop™ delivers color and contrast-boosting performance throughout the full range of the lens, so you always have the best possible view. Removable and ventilated side shields add peripheral light coverage, and low-profile, adjustable temple arms let you customize the fit. A goggle-inspired retainer strap adds the security to keep them in place through technical ascents and high-speed descents. Product Details Vision ChromaPop™ polarized lenses cut glare and enhance color and contrast Carbonic lenses offer impact resistance and clear optics Smudge and moisture resistant coating for easy cleaning and clear optics Anti-reflective coating improves clarity and reduces eye strain 100% UV protection Fit / Integration Medium fit, large coverage 6-base lens curvature offers a modest wraparound fit Megol nose pads provide nonslip grip so glasses stay put Easy adjust quick-fit temples Frame Evolve bio-based frame material is lightweight and durable AutoLock hinges hold frames open for easy one-hand on and off