The Zoom Air adjustment system has been specially developed for riders, and enables adjusting the helmet precisely to the individual head shape, and is also height-adjustable. Special fitting pads are also available from specialist retailers for unusual head shapes, allowing a perfect helmet fit to be achieved. In terms of safety it fulfils the strict requirements of PAS015,EN1384-2023 and ASTM F1163-23, as well as the coveted British Kitemark.