Brine II is engineered for water explorers looking for a tool with proven performance features, wrapped in a modernized design. Brine II features an 8 base wrap that provides coverage and protection from the elements while maintaining original size proportions and improving overall fit. Double injected hydrolite on the nose and temple tip aids in comfort & retention, allowing you to better focus on the task at hand. Unique geometry of frame and lens size allow this frame to fit everyone from small to large heads. Retainer ready temple tips allow users to affix any retainer of their choice to ensure their frames aren’t lost while exploring. - Premium Polarized 580 Lenses. Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses.- 100% UV Protection. Your Costas absorb 100% of UV light, providing you the best in light management and protection.- Scratch Resistant and Durable. The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning.- Best for bright, full-sun situations on the open water and offshore.- Costa 580® lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short.- The lens' multipatented technologymanages light by:- Absorbing Harmful High-Energy Blue Light (HEV).- Enhancing Reds, Greens, and Blues.- Filtering Out Harsh Yellow.