Loading... Please wait...Transcending traditional design, Nest Pro Metallized is inspired by the unique bird nest architectural design of Beijing's main stadium for 2008. The Nest Pro Metallized frame creates a unique grid-like effect, similar to the way a bird's nest is intertwined for support. • Polypropylene over-mold nest frame provides unique high-tech structure design • Headstrap features patented Glide Clip system which allows easy on-head adjustment • Double VTS (Varied Tensile Strength) silicone headstrap conforms to side of head while flat back straps allow for secure fit • Wide peripheral Cellulose Propionate (CP) lenses feature imbedded anti-fog properties and are UV protected • Soft TPR gaskets for comfortable, water-tight fit