The rampage pro carbon helmet is the pinnacle of mountain bike performance products pulling from foxs 40 year history of design and engineering excellence they added bike specific functionality the result is a lightweight and extremely protective helmet that continues to show up on podiums season after season key features mips protection system precision fit and design using 2 shell sizes and 3 eps dimensions maximum venting and airflow with 17 total vents and channels high tech dri lex lux