With special lenses that adjust to the light conditions, the Tifosi Draw sunglasses are great for wide-ranging light conditions. Fototec lenses automatically adjust tint according to light conditions lenses darken in bright light and lighten when theres less light. Lightweight and virtually shatterproof, polycarbonate lenses are 20 times more impact resistant than glass and one-third the weight. Nickel-titanium alloy frames offer surprising flexibility and return to their original shape after being strained. Hydrophilic, adjustable rubber nosepiece and temple ends become tackier when wet for reliable grip during exercise and hot weather. Fits small to medium faces. Closeout.