Front Frame: Lightweight full-metal frame Nosebridge/Top Bar: Lightweight metal custom top bar with a laser etching placed at the top. Temple Construction: Reinforced hinge. Lens's Protection: BEX NYPO Polarized, UVA, UVB, UVC and Blue Light protection. Oleophobc (oil protection), hydrophobic (water protection), anti-scratch and anti-relction (back side) coatings. Click here for more information about BEX lens technology. Size: Lens height 42mm, lens width 57mm, nose bridge width 14mm, temple from hinge to tip 135mm.