Crews clearly designed these Deuce Safety Glasses to satisfy all of its different users. This stylish design is offered in two different sizes so you can find that perfect fit that you've always desired! With a 15% difference is size between the small and large size, you are sure to find an accurate and comfortable fit. Your eyes will also have unsurpassed protecting with the polycarbonate frame and integral lens which provide a scratch-resistant, contemporary, wrap-around design. To show how much Crews cares about your eye protection, they have also included in these safety glasses, the Duramass AF4 anti-fog coating and lenses that filter out 99.9% of UV radiation.