This unique ‘egg-carton’ construction creates an extended crumple zone for maximized shock absorption. It also comes with ventilation holes so it’s cooler and lighter. This means up to 30% higher impact protection than industry safety standards require.
The Atomic Multi-directional Impact Deflector (AMID) is a revolutionary dual-density foam system that provides up to 40% higher impact protection than industry safety standards.
This progressive 360° Fit System enables you to fine-tune the helmet not only to your head size but also your head shape. It's also height-adjustable for a 100% personalized comfort.
Injected PC in the lower section adds durability and protection against side impacts, while the upper section is made from In-Mold to keep the helmet super light.
Atomic Four AMID helmet is a hugely popular model in our new Four family that brings a totally fresh approach to All Mountain helmet design. Our 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 helmet’s position on your head and how snug it fits can be fine-tuned with the 360º Fit System. Besides an urban-inspired, low-profile design, the Four AMID helmet also offers a removable liner and goggle clip, which let you ride with beanie and goggles underneath the shell if you want. Stand out, just don’t shout.