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 and rear vent 7 intake vents and 10 exhaust vents Peak A removable and 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 and 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 1.68 kg or 3.69 lbs Certification This helmet model meets or exceeds both ECE 22.05 and DOT FMVSS-218 motorcycle helmet safety standards Removable, washable and 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 and cheek pad thickness. The fit of the helmet can be customized by replacing your existing cheek pads with thinner cheek pads (for a looser fit) or thicker cheek pads (for a tighter fit). The fit can also be customized by replacing your existing comfort liner with a thinner comfort liner (for a looser fit) or thicker comfort liner (for a tighter fit). Please refer to the shell, liner and cheek pad compatibility chart below. Keep in mind these components can only be replaced inside the group of sizes contained in each size range block. Shell & EPS Size XXS/XS/S M L/XL/XXL XXS XS S M L XL XXL Cheek pads (mm) 25 22 19 22 19 16 14 Confort-Liner (mm) 21 18 15 15 12 9 6 Note Please note that as long as nothing else is written in the article description, all helmets that have a visor as standard will be delivered with a clear one, even if it s shown differently.