Delta - Best SellerThe Delta features a square shaped frame and larger lenses. This unisex frame is large enough to comfortably fit a mans face while offering a look thats also desirable for women. A versatile look, the Delta offers the perfect combination of function and style. Delta keeps you looking good, whatever life throws at you. Photochromic Lens When used indoors, the Inferno lens provides clear eye protection without any tint. When exposed to UV rays, the