The HJC C70 joins the line-up of HJC s full face helmets designed using their latest CAD technology and constructed from their Advanced Polycarbonate Shell giving a superior fit and lightweight strength. Inspired from the popular IS-17 helmet and is available in a wide range of designs, and sizes to suit all riders who are seeking that sporty aggressive styling that turns heads.Advanced Polycarbonate Shell designed for a lightweight, superior fit and comfort using CAD technology.Aerodynamic shell with large eye port for greater visibility.ACS (Advanced Channeling Ventilation System) flushes heat and humidity up and out.Quick-release and adjustable Micro-Buckle fastening.RapidFire Shield Replacement system provides ultra quick, tool-less removal and installation for efficient operation.Removable, moisture-wicking interior with advancedanti-bacterial fabric.The C70 comes packed with advanced features. The Advanced Polycarbonate shell is both lightweight and aerodynamically designed with