The all new AFX FX39 DS Helmet that replaced the FX37 offers a number of technical and aesthetic improvements over the previous model. Not only is a new model, but for 2011, you also get to convert this bike from a DS/MX style helmet to a street helmet by removing the MX visor. This helmet model meets or exceeds both ECE  22.05 and DOT FMVSS-218 motorcycle helmet  safety standards. Please Note: Only ECE approved  helmets purchased from European importers carry  the ECE certification markings. This is due to ECE  regulations. HELMET WEIGHT A large-size FX-39 DS weighs 1.59 kg or 3.5 lbs An aerodynamic shell design constructed using an  advanced lightweight composite poly-alloy A flip-up, flush-fit, quick-release, single-turn screw face  shield with side covers. The shield itself is optically correct, compound-curved, scratch-resistant and protects  against UV-rays

There are several tinted shields available for this model  Shield can be removed to allow open face riding or  goggle use  A helmet liner and cheek pads made with a hypoallergenic and anti-microbial nylon, all of which are  removable and washable  9 points of ventilation with chin, side, forehead, top and  rear vents  Retention system is quick release with sewn on ECE  logo Provides ample ear cavity space for speakers  A clear coat finish to protect paint & graphics  Comes with a Limited Lifetime Warranty  INCLUDES FLAT BLACK SIDE-COVERS AND SCREW  PLUG FOR SHIELD USE WITHOUT THE VISOR