... gsm, Width:1-6M. 2 Excellent water permeability. 3Material:PP/PET.etc... .Nonwoven geotextile Product Specification: Color: White, grey, black, etc. Style: Plain ... ,erosion resistance,large strength,stable size, good filtrability etc.PET continuous filament spunbond needle punched nonwoven geotextile(representative average data.) Test Item/Unit/No.HY100HY150HY200HY250HY300Test ...