NightroNightro Y2K Sunglasses Inspired by the digital aesthetics of the millennium turn and underground rave culture. Nightro, meaning "nocturnal traveler," captures the glow of Y2K era retro futurismthe gritty tech vibe, bold geometry, and untamed self expression. These rectangular sunglasses are your passport to that luminous world. With its iconic rectangular silhouette, the Nightro sunglasses faithfully resurrect the definitive style of the Y2K era.