Product Description: Accelerator Premium Aluminum Grass catchers are proudly made of the highest grade materials in theU.S.A.. These grass catchers are made of aluminum, they are light and will never rust, yet they arestill more than strong enough to handle the wettest clippings and leaves. Accelerator grasscatchersinstall in just minutes and takes only seconds to empty and reinstall. Its unique construction means there are no loose pieces to lose while emptying the clippings.