Martini M29 sunglasses Feature Martini's New 8 Layer UP "Ultra Polarized" Lenses with "Hardshell" proprietary scratch resistant coatings, "AR" anti reflective treatment to reduce rear and side glare and a Super Hydrophobic treatment on both sides of the lenses that seals the lens surface and reduces the adhesion of grease and water. This makes a lens very easy to clean. These lenses are the Best in the World! The M29 features Monel Temples with Acetate Temple Tips fitted with Italian Optical spring hinges. The frame front is hidden behind the lenses giving you a beautiful frameless look. Lens = size 62mm wide and 46.58mm tall. Bridge size 14mm Temple Length 125mm