Keiichi Standard in GrayOne of Dristrict Vision's original models, the Keiichi Standard is designed as a ultralight alternative to a classic pair of sunglasses. Its large lenses are protected by a full acetate frame and it was developed over a two year technical testing period, involving New York City athletes and Japanese engineering. A classic shape with a sporty twist Japanese Polarized Lens Technology D+ Water Gray lens was developed for physical pursuits around water.