Features-Shell-ECE-22-05-GR-1250-plusmn-50-HPTT-3-Shells-Long-Oval-Visor-Quick-Release-System-Scratch-Resistant-UV-Resistant-Anti-Fog-System-Comfort-Removable-&-Washable-Breathable-Hypoallergenic-Laser-Cut-Foam-Breath-Deflector-Security-Quick-Release-Strap-Reinforced-Chin-Strap-Multi-Density-EPS-Neck-Roll-Ventilation-Channeled-Ports-Chin-Vent-Top-Vent-Exhaust-Port-HPTT-High-Pressure-Thermoplastic-Technology-In-an-exclusive-process-developed-by-LS2-researchers-named-HPTT-High-Pressure-Thermoplastic-Technology-a-mix-of-ABS-is-injected-in-moulds-The-moulds-used-in-this-high-precision-industrial-process-are-sculpted-from-blocks-of-metal-weighing-several-hundred-kilos-Quick-Release-Strap-The-metal-buckle-attaches-to-a-high-quality-safety-strap-On-the-other-strap-is-a-ribbed-plastic-tab-Insert-the-ribbed-plastic-tab-into-the-metal-buckle-You-39-ll-hear-a-light-clicking-sound-Continue-to-slide-it-until-you-get-a-comfortable-snug-fit-Pull-the-ribbon-on-the-lever-to-release-For-additional-initial-adjustment-use-the-metal-slider-buckle-on-the-strap-with-the-ribbed-plastic-tab-to-take-up-excess-strap