PET Needle Punched Nonwoven Geotextile are made from PET or PET fibers that are tangled together by a needle-punching process. The fibers that achieve their strength by interlocking. Needle-punched non-woven Geotextiles have excellent water flow rates and are used for filtration of soil fines for drainage applications including trench drains, as a wrapping for perforated pipe, for erosion protection, and combined with three-dimensional structures to create prefabricated drains.