readily available in post consumer form by way of example only it is also possible to purchase post consumer pet which is of a particular color namely green which is derived from sprite 7 up and other citrus flavored soda bottles the green colored post consumer pet material is desirable in some applications as it provides the resulting erosion control blanket with a visually attractive green color which tends to blend in with grass and plants this post consumer polyester resin may be recycled into fibers 150 to form the filler material 140 of the blanket 100 according to the present invention these pet fibers 150 offer a high degree of loft when crimped and tend to be more resilient than other synthetic fibers in accordance with the present invention the pet fibers will have a denier size of about 15 to about 500 it is the inventor 39 s belief that the post consumer pet fibers used in the filler of the erosion control blanket of the present invention are unique in that this particular fiber has a particularly good shape memory that is that when a blanket 100 filled with crimped pet fiber materials is compressed and the load is subsequently removed the crimped fibers 150 and.