Haven® Avalon Premium Fits Over Sunglasses provide eyeglass wearers with ultimate polarized 100% UVA-UVB lens protection combined with unparalleled quality, craftsmanship and styling. Haven® Fits Over Sunglasses are designed with premium materials and feature Optify™ lens technology. Avalon's fashion shape provides contemporary styling without side windows for a sleek modern look. Black frame and grey lens tint helps improve depth perception and contrast. Model fits best over frames smaller than: 5" x 1-1/4" .