... years guarantee High Density Artificial Grass for Landscaping Specifications:ItemBTFND-4-40NApplicationArtificial grass for garden, park, road way, airport, veranda, balcony etc...Yarn TypeU.V ... mowingNo fertilizers or pesticidesNo weeding, No grass residueNo hay feverNo muddy footprintsHigh Density Artificial Grass for Landscaping High Density Artificial Grass for Landscaping(SPINE SHAPE)