All the great features of I-Force come together in a designbetter suited for smaller facial sizes. The sporty, lightweight designeliminates the bulkiness and weight of a goggle. An indirect vented foamcarriage helps provide maximum dust protection as well as a sufficient airflowoutlet for heat. The thermal system helps provide antifog protection in extremeweather conditions. Dual pane lens helps enhance the antifog performance byisolating the temperature difference inside and outside of this eyewear. Anouter lens protects against the environment, while an inner acetate lens isdesigned to prevent fogging.