Rossignol Zymax Skate Ski. The ZYMAX SKATING is a recreational performance skate ski designed for fitness oriented skiers. A new lightweight construction reduces weight by 50 grams while the thinner core profile delivers a softer, more user friendly flex at the tip and tail. Featuring Active Cap construction, Premium Low Density Core and Extended Edge technology, the lightweight Zymax Skating ski delivers powerful and precise performance. Racing Cobra sidecut widens at the tip for superior stability at push off while the Double Groove Guide enhances tracking. The Zymax Skating is an accessible, top shelf skate ski with the best racing base at this price point on the market. NIS Compatible.