Lazer's Bullet aero helmet has sliding vent and louvres - BikeRadar.com

Lazer's Bullet aero helmet has sliding vent and louvres
BikeRadar.com
The red tilting slats move with the sliding cover. Lazer will sell the helmet with this honeycomb slider and a solid cover as well. (Ben Delaney / Immediate Media). 5 / 8. The Bullet has sizable side vents for an aero helmet. (Ben Delaney / Immediate ...et plus encore »