The benefits of both full frame and frameless glasses in one perfect pair of cycling glasses. The Chester looks frameless, but the actual frame is hidden on the inside. This creates the look and view of frameless glasses, but with the strength and solid feeling of full frame glasses. Our famous BBB Cycling rubber nosepiece makes sure you can make the Chester always fit perfectly on your head and the rubber temple tips create grip on your head. The large Toric lens allows you to see everything in front of you without any distortion and the most widest view on the bike! The PH version of this glasses contains a photochromatic lens that will adjust itself to the brightness of the sun.