A revision of a classic Oakley style, Square Wire Sunglasses are one of the most comfortable all metal frame styles on the market. Made from Oakley’s proprietary C-5 alloy, the ultra-lightweight Square Wire frame features no-slip Unobtainium on the nosepieces and temple arms. The Oakley Square Wire is available with PRIZM, Polarized, and/or Iridium lens technology. Features of Oakley Square Wire Sunglasses Ultra-lightweight C-5 alloy frame material Hydrophilic Unobtainium earsocks ensure a snug, secure fit 8.75 base lens geometry with HDO Available with PRIZM lenses to enhance color, contrast and detail for an optimized experience Polarized and Iridium lens options available Oakley Square Wire Matte Black w/Black Iridium Polarized Lenses OO4075-05