The high-performance, rigid foam cores from Rohacell are the heart o the Champion Series skis. Used in helicopter rotor blades and jet turbine fans, the material offers outstanding strength-to-weight properties and perfect stability through the production process. PR 100X wrapped in a Triaxial Carbon Construction provide the Nanosonic skis the ultimate in flex control and pressure distribution.
![](http://images.fasterskier.com/2011/12/Madshus-Rohacell-core.png" "Madshus Rohacell core")