BEX lens tint and coatings. Front Frame: Lightweight full-metal frame Nosebridge/Top Bar: Lightweight metal custom top bar with a laser etching placed at the top. Temple Construction: Temple Construction: 3 barrel stainless steel hinge. Lens's Protection: BEX NYPO Polarized, UVA, UVB, UVC, and Blue Light protection. Oleophobic (oil protection), hydrophobic (water protection), anti-scratch, hard coating (minimize minor scratching), and anti-reflective (backside) coatings. Click here for more information about BEX lens technology. Size: This size is ideal for adults with an average size head. Lens height 49mm, lens width 57mm, nose bridge width 15mm, the temple from hinge to tip 135mm. For alternative sizes please shop the Wesley XL and Wesley XS.