NRG glasses are a budget-friendly range of optical glasses that are designed for men with unisex options available. At Designer Optics, we stock a range of NRG frames, including classic gold unisex aviators and contrasting black and green gunmetal glasses. The brand focuses on providing cutting-edge designs at an affordable price point, that lets you stand out from the crowd. NRG is the perfect choice of eyewear brand for anyone who wants to keep a minimalistic look with a classic pair of frames that will never date or go out of style.