Gilashin fibers ɗin da aka buga wanda ba saƙa geotextile an yi shi ne da PP ko PET filaye masu tsattsauran ra'ayi kuma ana sarrafa shi ta kan kayan aikin kwancen giciye da kayan aikin naushi na allura.Yana da ayyuka na keɓewa, tacewa, magudanar ruwa, ƙarfafawa, kariya da kiyayewa.