Item: 3D Composite Drainage Geonet for Landfill and garage basement Thick: 6 mm, 8 mm. Size: 1-4 m* 30-100 m/ roll. Color: Black, custom Component: Composited with non woven geotextile. Features: Large tensile strength; UV resistance; Custom length and width. Application: 1. Protect earth from being eroded by winds and rains before grass growing up. 2. Keep grass seeds distributed in slope firmly, and avoid to be washed. 3. Absorb thermal energy abundantly, increase ground wet, promote seed sprout, and prolong growth term of plants. 4. Plants can from composite protection layer and endure wash with high water and fast speed. 5. Replace long-lasting slope protection materials such as concrete, pitch, block. etc., and can be used in slope protection such as road, railway, river, dam, mountain slope, etc.