Smooth innovative design with coordinating overmolding. The tough, durable, streamlined nylon frame design fits and looks great on most face shapes. Soft touch nose bridge. Glasses come complete with lanyard and microfiber bag. High impact resistant lenses have 99.9% UV protection. Fuel has vented temples with color accents. Meets ANSI Z87.1+ standards. Fuel 2 models have slightly larger lenses.