Carrera 8913Carrera has chosen carbon fibre for these premium eyeglasses, using this lightweight and durable material for the slender temples and giving it a textural surface. The rubber coated end tips increase their comfort, in contrast or tone on tone colours. With rectangular frames in lightweight stainless steel and adjustable nose pads, youll be sure to stay focused on the objectives on the horizon. For concrete style thats without frills and distractions.