Here's what other sites are saying:
The Rossignol F4 Skate NIS is a lightweight high-performance NIS skate binding designed for recreational skate skiing. The manual open/close mechanism has a large, user-friendly grip for increased ease-of-use, even with gloves. The F4 Skate features a wider heel-piece for increased stability and 60-shore flexbit. For use with NIS compatible skis only
CLOSEOUTS . Rossignoland#39;s F4 Nordic ski bindings are ideal for recreational skate skiing on groomed trails, delivering good stability and ski control. Available Colors: SEE PHOTO.
- Sierra Trading Post