Atomic Four Amid Ski and Snowboard Helmet (choice of color)Atomic Four Amid helmet offers outstanding protection and a low profile look. This is one of Atomic's most popular helmet, offering a good combination of style, function and value. The unique combination of AMID technology and Holo Core offers up to 40% more impact protection than industry safety standards this helmet will keep you perfectly protected anytime, and in any terrain. The helmets position on your head and how snug it fits can be fine tuned