The oakley o frame xs mx simon dunmont series goggles therersquos no age limit on breaking the laws of physics so these youth specific designed goggles take advantage of reduced cranial geometry to bring the protection of our mx o framereg to smaller faces the optically pure lexanreg is treated for scratch resistance and mounted in the perfect arc of a circle for maximized clarity the durable urethane frame stays flexible even in cold weather and we added an extra layer