Our best seller Expertbase Safety Helmet is available with wheel ratchet adjustment size 55-62cm. High-density polypropylene shell, 4-point textile suspension harness. Soft sweatband is included. Spare parts are available. Features and Benefits • Unvented helmet shell for safe use with electrical applications • Electrical insulation up to 1000Vac or 1500Vdc (EN 50365) • 4-point textile suspension harness for enhanced wearer comfort and safety • Size adjustable headband via wheel ratchet system • Soft foam sweat band included • Compatible with PW42 and PS42 clip-on ear muff • Available in multiple colourways • Electrical properties ( 440Vac) • Compatible accessories available • Up to 7 years lifetime from manufacturing date (as long as undamaged) • Lateral deformation • CE-CAT III • CE certified • UKCA marked Specifications Colour: Orange Fit: R