Artificial grass with or without infill?

Artificial grass with or without infill?
The infill is filling that must be placed on the surface to support the fiber and to ballast the whole to allow the use of the surface.

Nell'arba synthetic decorative use, the infill is useful to support the boss and to ballast the surface to allow an usage of dynamic qiesta and not least to prevent the wind and weather can lift the edges or even the whole surface.

In fact, synthetic lawns are nothing more than simple carpet which if not properly ballasted can be lifted, partially or completely (depending of course on the size of the area).

Regarding the filling useful to recover the fiber, this task is more often done dall'intaso to root in yarn.