F.L.F. creates a deflection of a ski during edging easily, allowing easier and quicker downhill turn with a larger angle. The more edging you do, the longer the length between two contact points, allowing a grip and stability. Also, it is easy to control the speed of skiing with a larger area of edging. （PAT. No.3837716)
This structure is the same structure as the sandwich structure except that both sides of a top sheet are slightly lowered. This is more sophisticated structure compared to sandwich structure in sense that it is more resistant to external shocks.
Это лыжи для искусственного покрытия. Их нельзя использовать на натуральном/искусственном снегу, траве и т.п.