Please Note: KD's are a VERY SMALL adult sunglass. That's the fit, that's the cool look! 100% UVA & UVB Protection keeps your eyes safe from the sun. Ultra-tough polycarbonate lenses. Acetate frame with wire reinforced temples Fits comfortably under a helmet Yes, the sunglasses that Jax Teller and other Sons of Anarchy club members wear are The Original KD's, made by Pacific Coast Sunglasses. The Sons of Anarchy TV show chose our sunglasses because nothing screams biker like The Original KD's. KD's are the number 1 selling biker sunglasses in the world and the motorcycle riding glasses that bikers everywhere ask for by name. This little black framed sunglass has been extremely popular with bikers for over 60 years because they stay on your head and keep the wind out of your eyes by fitting tightly on the temples and nose bridge. And most importantly, KD sunglasses look cool. For those searching for polarized sunglasses you will be happy to know that we offer KD's with a polarized grey lens (#2019) as well as a lot of other color lenses. And by the way, KD's aren't just sunglasses for men; women love the performance, style and variety of lens colors KD's offer.