aria motorcycle helmet Arai GP-7 (SA2020) Black Frost / XS/54 plus reinforcing hyper ridge Size:II - 7mm Dakine Grom 13L SKU: card:fair-trade

aria motorcycle helmet Arai GP-7 (SA2020) Black Frost / XS/54 plus reinforcing hyper ridge Size:II - 7mm Dakine Grom 13L SKU: card:fair-trade

Dakine Grom 13L SKU: 9460192 - YouTube

Coaches and school security broke it up and police said the official had visible cuts

card:fair-trade

Size:II - 7mm

By removing those traditional foam "bridges" from the center, they created literal channels for air to flow straight through, increasing ventilation surface area by a massive 24.5% compared to the previous Prevail II Vent [6]

plus reinforcing hyper ridge that lowers the center of gravity and flares out to 5mm to make putting it on or taking it off easier