The Rossignol X-2 is a great option for the beginner to novice cross country skier who will be skiing in the classic style or light skating on the groomed tracks. A new Touring Sole delivers better traction when you are walking to the trail. Covered Laces prevent snow and water from finding its way inside the boot. The X-2 is only compatible with NNN Bindings. 940g, New Touring Sole, ONLY COMPATIBLE WITH NNN BINDINGS, Warranty: One Year, XC Ski Best Use: Groomed, Compatible Binding System: NNN, External Frame: No, Covered Laces: Yes, Insulation Material: Synthetic, Ski Gear Intended Use: Cross Country, Support: On Trail Recreational, Warmth: Warmer, Skill Range: Beginner - Advanced Intermediate, Model Year: 2019, Product ID: 518834, Shipping Restriction: This item is not available for shipment outside of the United States., Model Number: RIGW090.420, GTIN: 3607682205715