The rimless Maui Jim Women's Sandhill Polarized Sunglasses are as light and thin as the bird for which they are named. Taking their cue from the sun, Maui Jim is always finding new ways to reveal more of the vibrant colors of the world while protecting your eyes from the effects of harsh glare and harmful rays. No other sunglasses offer the same level of visual acuity, protection and color enhancement as you'll get with Maui Jim patented PolarizedPlus? lenses.Maui Jim's feature PolarizedPlus2 lens technology. Maui Pure? lens material offers the highest optical clarity of any non-glass lens for crisp optics, durability and scratch-and-impact resistance without the weight of glass. ClearShell? silicone-based hard coat protects your lenses, applied to both the back and front sides of the lenses. Lenses enhance color, contrast and clarity. Wipes out 99% of glare and blocks 100% of harmful UV. Rectangular frame shape complements oval or heart shaped faces. Saddle style bridge with adjustable nose pads for the best stability and comfort. Fit: (eye) 57, (bridge) 18, (temple) 133, 6-base curve. Extremely lightweight beta-titanium frame features a disc hinge to provide stability during any activity. Disc hinge. Prescription-ready. Includes a protective case and cleaning pouch. Maui Jim 2 year warranty against defects in materials or workmanship. Neutral grey lens for bright, direct sunlight, HCL bronze lens for full sun to overcast.