The classy RAEN Optics Wiley 54 sunglasses have branded inner temples. Acetate frame construction. Five-barrel hinge construction. Carl Zeiss Vision CR-39 lenses. 100% UVA, UVB protection. The classy RAEN Optics Wiley 54 sunglasses have branded inner temples. Acetate frame construction. Five-barrel hinge construction. Carl Zeiss Vision CR-39 lenses. 100% UVA, UVB protection. Six-base curve. Sqaure frame. Wire core embedded temples offer enhanced durability and strength.