BRITISH MADE / SubWoofer GRILLSet of Two: 15" Sub Woofer Grills with clamp and screws.Fits most 15" sub woofers.Protects your subwoofer from cuts, rips, tears and dents.Low profile design works with most enclosure types.material:steel with a butyl rubber surround.Does not go in and out if push like cheap ASIAN ones.Comes with eight durable ABS plastic clips and screws for easy installation.