-HJC RPHA11 Multi Standards : SNI, ECE and DOT-218 1. Advanced P.I.M. Plus (Premium Integrated Matrix Plus) Fiberglass - Aerodynamic shell structure for extreme performance at maximum speeds - Reinforced materials include Carbon and Carbon-Glass Hybrid fabric, which provides enhanced shock-resistant performance and reduced helmet weight - Wider eye port provides better peripheral vision for riders - Optimized shell design for airflow ventilation system 2. Max Airflow - Six-stage variable airflow is adjusted by glove-friendly dials on each intake vent - ACS Advanced Channeling Ventilation System - Full front-to-back airflow flushes heat and humidity out of the interior 3. MultiCool Interior - Advanced anti-bacterial fabric provides enhanced moisture wicking and quicker drying function than previous generation - Crown and cheek pads are fully removable and washable - Eye glasses and sunglasses friendly EPS shape - RPHA 11 Pro cheekpads are interchangeable throughout all shell sizes - Emergency Kit (Cheek Pads) for Safe and Quick Rescue in and Emergency Situation - Built-In Communication Speaker Pockets With Removable Ear Pads