The Maui Jim Longboard Polarized Sunglasses offer a lightweight, bendable Grilamid frame that features corrosion-resistant nickel/silver alloy spring hinges for a snug, comfortable fit. Maui Evolution lenses provide scratch and impact resistance. Built-in nose pads. All Maui Jim sunglasses feature patented, color-infused PolarizedPlus2 Technology, which blocks glare and UV from all angles, manages blue light, and then boosts colors for unmatched color, clarity, and contrast. This style features a saltwater-safe coating for top performance. Every pair includes case and cleaning cloth. Lightweight, bendable Grilamid frame Corrosion-resistant nickel/silver alloy spring hinges Maui Evolution lenses provide scratch and impact resistance Built-in nose pads Patented, color-infused PolarizedPlus2 Technology blocks glare and UVWaterproof coating for top performance About your Maui Jim lenses: Neutral Grey The highest available light reduction for rich color and contrast. HCL Bronze Excellent contrast for everyday variable conditions. Great if you love a warm, subtle bronze tint. Maui HT (High Transmission) Ideal for times when most lenses would be too dark. More contrast and color for early morning, late afternoon, and foggy days.