Polypropylene 
A relatively hard plastic filament which has good durability and a good resistance to UV degradation. Fibrillated polypropylene fibres, due to the net-like feature are able to retain some water.
Polypropylene
A relatively hard plastic filament which has good durability and a good resistance to UV degradation. Fibrillated polypropylene fibres, due to the net-like feature are able to retain some water.