Shell design An aerodynamic shell design constructed using an advanced lightweight composite poly-alloy A clear coat finish to protect paint & graphics Ventilation 17 points of ventilation with chin, side, forehead, top & rear vent 7 intake vents & 10 exhaust vents Peak A removable & adjustable (40 mm) screw-on peak Visor can also be used without the peak, side cover kit included Ear pocket Provides ample ear cavity space for most speaker systems Visor Pinlock-ready & tinted visors optionally available Sun visor Dark tinted inner flip-down sun visor system with left-side slide lever Retention system Microlock (quick release) Weight A large-size FX-41DS weighs 1.68kg or 3.69 lbs Certification This helmet model meets or exceeds both ECE 22.05 & DOT FMVSS-218 motorcycle helmet safety standards Removable, washable & custom sizeable interior The size of this helmet is based on a combination of four factors: outer shell size, inner EPS thickness, comfort liner thickness & chee...