Bell MX-9 Adventure Off Road Motorcycle Helmet (Barricade Hi-Vis, XX-Large) (Non-Current Graphic) MIPS Multi-Directional Impact Protection System - MIPS is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts Polycarbonate Composite Shell - Lightweight construction Three Shell and EPS Design - Small overall size, Personalized fit and Lightweight Velocity Flow Ventilation Flying Bridge Visor - Side-only attachment points for adjustability and stability allowing uninterrupted airflow