Description of Volkl Unlimited AC 30 Titanium Skis w/ iPT 11 Bindings If its not broken don’t try to fix it. Back again the Volkl Unlimited AC 30 Titanium Skis remain unchanged. Powered by Titanium the AC 30 skis XTD Sensor Wood Core and XTD Double Edge Grip spread power over the edges of the skis with a harmonious flex and compact feel offering limitless skinning in all-mountain conditions. Völkl's Unlimited series is often cited as the benchmark for all-conditions skiing. Features: Powered by Titanium Double Grip XTD XTD Sensor Wood Core Piston