STYLE & DESIGN INSPIRATIONIntroducing a modern take on a classic shape. Giving combines an angular wayfarer design with aluminum for a standout look. Its superior fit and finish puts Giving in a class of its own with unparalleled attention to detail with a familiar but distinctive style.FRAME TECHNOLOGYGiving features a lightweight and stress resistant frame front made from injection molded nylon for durability. The unique temple arms are machined from aerospace quality aluminum and mounted with seven-barrel stainless steel optical grade hinges. The temple tips feature a wire core allowing adjustability for fit and comfort.LENS TECHNOLOGYLaser etched with the signature Z, the polycarbonate lenses by Carl Zeiss are ultra-premium, impact resistant, and optically pure. They provide 100% UVA and UVB protection with precise clarity. Polarized options are available with some colorways.