North Safety Products offers its N-Vision 5600 Series, with an innovative RX insert, new spectacle designed to allow prescription lenses to be inserted on the nosepiece. The N-Vision 5600 Series is designed with a choice of universal comfort bridge or the new flexi-fit nosepiece. The RX insert attaches to the flexi-fit nosepiece version only and comes packaged with both straight and curved temple ends, as well as 4 frame and 8 lens colors. The frame colors available are white, black/grey, blue/grey and grey/black and the lens colors are available in clear, smoke, amber, brown, vermilion, blue, mirror and indoor/outdoor mirror. The new eyewear offers a high base, panoramic aspherical lens with a wide unobstructed field of view and has a 3-point non-slip nosepiece that eliminates excessive pressure on the nose. All lenses have an exclusive 4A coating, Anti-fog, scratch, UV and static coating.