Engineered for adventure, the costa 6s9118 finlet sunglasses are built to perform in demanding conditions. The rectangular full-rim frames in sleek black offer structure and durability, making them a stylish choice for those seeking black sunglasses for men. The double-injected hydrolite material ensures long-lasting wear, while advanced polarized green mirror lenses reduce glare, enhance contrast, and deliver 100% uva/uvb protection for superior clarity on the water. Featuring finlet-inspired side shields and an 8-base wrap design, these costa sunglasses provide exceptional coverage and protection. Retainer-ready temple tips keep your frames secure as you explore. Designed for those who need water to breathe, the finlet is crafted to withstand every challenge.