Rottefella Back Country is a solid, stable and user-friendly binding suitable for difficult terrain and varying snow conditions. It is therefore well suited for mountain touring, whether on or off the trail. Rottefella Back Country Manual has a manual opening and closing mechanism. Suitable for mountain touring Sturdy and user-friendly Manual open and close mechanism Weight: 530 g  Width: 56,7mm  Shoe size: 36-52 To attach these binding to Zandra ice skates you need also Zandra screw set (sold separately).