Highlights: Color : Green Material : Polyethylene Size : 9" 26.38 square inch open surface 1/4" grate opening Injection molded in 1-piece for strength Have a non-skid surface and are compliant with the Americans with disabilities act For use in all areas of vegetation and trees Use in non-traffic areas where lawn mowers are excluded Fits 9" x 9" catch basin No.0906SD2, 0909SD4 and 9" x 9" low profile adapter No. 0906SD