Premium Integrated Matrix / P.I.M.: High-performance material infused with epoxy resin and fiber tissue used in aircraft industry and racing PIM structure enhances impact protection with low weight, greater durability and uniform stability Wind tunnel tested pick visor using advanced Computational Fluid Dynamics (CFD) programs, provided maximum stability and reduced drag, even at high speeds Dark Smoke sun shield installed Peak visor can be attached and removed without any tools, enabling versatile use of the helmet Pinlock Ready HJ-47 Visor — Provides 99% UV protection, anti-scratch coated Advanced Channeling Ventilation System (ACS) — Full front-to-back airflow three intakes and four exhausts flushes heat and humidity up and out Aerodynamic shell structure reduces air resistance and prov.