The DEWALT Router™ Safety Glasses have a slim, lightweight frame that provides a comfortable fit. ToughCoat™ hard coated lenses provide tough protection against scratches. The distortion free lens reduces eye fatigue and are made from polycarbonate, to protect against impact resistance. The rubber-tipped temples provides a secure, comfortable fit whilst the soft, rubber nosepiece offers maximum all-day comfort. Conform to EN1661F standards. Offer 99.9% UVA/UVB Protection.