FX-17Y Helmet - Butterfly - Matte Blue - MediumCaracteristicas: Aerodynamic shell design constructed using an advanced lightweight composite poly alloy 11 points of ventilation with chin, side, forehead, top and rear vent 3 intake vents and 8 exhaust vents Goggle guide on eyeport trim Removable and adjustable (50 mm) screw on visor Can be converted to any of three youth helmet sizes through the simple swapping of comfort liners and cheek pads Race approved retention system Double D Ring Clear coat