The Helium is a lightweight, pro-level helmet that has it all.
Patented Rollsys fit system with vertically adjustable head basket
Carbon reinforced RBS (Rigidity Brace System)
X-Static padding for improved fit
Features 19 wind tunnel tested vents with internal air channels
Works well with Lazer Aeroshell, Insect Mesh, Capuccinno Lock, and Magneto Eyewear