While the standard KDs are particularly small and thin to accommodate fitting underneath motorcycle helmets, these KDs are 20% larger to accommodate larger heads or people who prefer additional coverage KD's are the #1 Bestselling Biker Sunglasses in the world and have been wildly popular since the 1950s Wire-reinforced temples fit comfortably under a helmet and keep the wind out of your eyes thanks to a tight fit Shatterproof polycarbonate impact-resistant UV400 lenses exceed ANSI Z87.1 protection standards This particular pair features yellow lenses, which brighten your vision and improve clarity and definition in overcast conditions

Dare to be original and rack up those cool points when you throw on the numero uno bestselling pair of biker sunglasses in the world, X-KD's made by Pacific Coast Sunglasses! These particular KDs are an improved version of the originals in that theyre 20% bigger than the original frames, giving them a classic look for people with larger heads or who prefer a different look. This particular pair of black frames features yellow lenses, which brighten your line of sight and improve clarity and definition in low-light conditions. So whether you've been wearing these glasses for decades or you're more than a little motivated by the Sons of Anarchy, you either know are will soon learn that KD's are so popular because in addition to their cool look, they keep the wind out of your eyes by fitting tightly on the temple and the nose bridge. Made for men and women alike, you're sure to love the style, performance, and fit as well as the variety of lens colors and wide array of colors and designs. Our lenses run from the standard smoke lens to yellow and clear and amber and mirrored and polarized lenses, too. KD's fit comfortably under a helmet and feature a sturdy frame with wire-reinforcement at the temple and boast shatterproof polycarbonate impact-resistant UV400 lenses that exceed ANSI Z87.1 standards.