Arai Defiant-X Features: Peripheral Belt Shell Construction: Formula 1-inspired shell design created by layering multiple materials, bonding them with proprietary adhesives and then fortifying the most critical areas with an aerospace-grade Super Fiber belt All-New Ventilation System: Mouth vents equipped with an internal shutter mechanism so as not to obstruct the clean and aggressive external shell design Exhaust ducts behind the cheek pads promote unprecedented airflow inside the helmet in combination with side slit air channels One-Piece, Multi-Density EPS Liner: An EPS liner optimised from decades of research and development for greatest protection as needed throughout the entire liner MAX-V Cavity Shield and Pinlock lens come standard for improved visibility in changing weather conditions Arai Defiant-X Gallery More Arai Defiant-X Benefits: Multi density EPS Free Flow System (FFS) ventilation creates airflow under the helmet to reduce wind noise and turbulence while increasing hot air exhaust Dual intake front vents, side exhausts and one-piece rear exhaust Three position chin vent Neck vent exhaust VAS Max Vision face shield with included Pinlock insert lens Removable, anti-microbial liner Removable, washable cheek pads with 5mm peel-away layer for a perfect fit Pockets for speakers Facial Contour System (FCS) offers a snug fit by using a foam spring support in the cheek pad that compresses and rebounds without excessive pressure Chin curtain Double D-ring strap The manufacturer suggested retail price is $659.95 $809.95 USD You might also like the new Arai Classic-V More About Arai Nearly 70 years ago, Hirotake Arai created the first motorcycle helmet in Japan to protect his own head

But in parallel to that, Ive been able to dive into the physics of the brain and how the brain responds to different impacts and develop this model and calibrate this model to the brain
The sand should be relatively free of gravel and covered to prevent erosion or contamination
Lazer's KinetiCore system includes crumple zones in the EPS shell and forgos MIPS
Another item that makes a difference in keeping warm
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