The Rottefella Move Switch Auto for NIS 3 & 2 is an innovative binding system designed for classic skiing. This system allows skiers to effortlessly adjust their bindings for optimal grip and glide without removing their skis. With practice, adjustments can even be made while in motion, enhancing the skiing experience. The Move Switch is perfect for adapting to changing snow conditions or varying weight loads, such as when carrying a backpack. Easily adjust bindings for improved grip and glide without removing skis Move bindings 12 mm forward for better grip or up to 24 mm backward for enhanced glide Adapt to changing snow conditions or weight loads, like carrying a backpack Medium flex setting can be replaced with harder or softer options for personalized control Approved by FIS for use in competitions and races Awarded best cross-country skiing innovation at ISPO 2018 and Red Dot Award 2019 Suitable for classic skis Dimensions Length: 280 Width: 54 Shoe Size: 36-52