V-Gard® H1 Safety Helmet, Trivent, Yellow, Fas-Trac® III Pivot, ANSI, EN12492. Fas-Trac® III Pivot ratchet suspension for superior comfort, adjustability and range of motion; field replaceable. Non-contact foam liner maximizes air flow & breathability for optimal cooling and hygiene. 4-point chinstrap with multiple adjustment points for customized fit and comfort; field replaceable. Convenient rescue whistle integrated into the chin strap buckle. Premium sweatband with sweat-wicking fabric, breathable foam and Velcro® attachment for easy field replacement. Patent pending “push-button” accessory attachment rail and universal light strap clips for simplicity and convenience. Reflective gray striping included. Approved to ANSI/ISEA Z89.1-2014 & EN 12492:2012