lightweight helmet by oakley with mips. the oakley mod5 is a smart and safe solution for your day on the mountain, with the highest effective performance features. this helmet offers optimal protection and lightweight performance for skiing and snowboarding.fit systemthe mod 1 uses the 360-degree boa® closure system, which offers full comfort while securing the helmet's fit. it is lightweight and can be adjusted precisely with one hand and in any situation. the magnetic fidlock® buckles make adjusting and putting on the helmet very easy.mips the mips® brain protection system reduces the rotational forces caused by the impact on the head.