The Blizzard Thunderbird R15 WB is a great option for advanced to expert level skiers looking for a groomer ripper. The burly sidewall construction adds torsional stiffness and rigidity for smooth edging and control. Two layers of titanal sandwich the core adding maximum power transmission and stability when getting the ski on edge. TrueBlend wood core use blended hard woods natural stability underfoot but adds a lightweight and forgiving feel in the tips and tail. Backed up with carbon layers in the core and underneath the binding plate, the Thunderbird gains lots of liveliness as you transition from carves. Set the new land speed record with the new Thunderbird R15 WB from Blizzard. TrueBlend Core- A blended poplar and beech core that dampens vibrations., Active Carbon Armor- Bi directional carbon fiber in the binding area for enhanced liveliness., Double TI- Two layers of titanal for maximum power transmission and stiffness., Sandwich Compound Sidewall- Adds torsional rigidity and strength., Duramax Construction- Top titanal layer helps absorb impacts and adds torsional rigidity., Tip/Waist/Tail Widths: 126/76/107mm (@174cm), Actual Turn Radius @ Specified Length: 15m (@174cm), Warranty: One Year, Type: Frontside Skis (