Portwest Height Endurance Vented Helmet PS63 Our premium Height Endurance Helmet is now available in a vented version, for extra air flow. Light, comfortable and compact, this peak-less helmet is designed to be used when working at heights. Clever features include an ABS shell, textile comfort 6 points harness, wheel ratchet adjustment, size 52-63cm. Technical sweat band and 4 points chin strap (Y style) with a soft rubber chin protector included. Product Features Specially designed for working at height Vented helmet shell to allow air circulation cooling the wearer's head 6-point textile suspension harness for enhanced wearer comfort and safety Size adjustable headband via wheel ratchet system Y-style 4-point chin strap Light and robust Hi-Visibility colour for visibility in daylight Compatible accessories available Compatible with PW47 and PS47 clip-on ear muff Up to 7 years lifetime from manufacturing date (as long as undamaged) CE certified UKCA marked Materials ABS Standards EN 397 -30°C / +50°C ANSI/ISEA Z89.1 TYPE I Class C Please click on the size guide to check the Portwest workwear sizes.