About this item 2 10' Subwoofer Grills De-burred fits Most 10' Woofers. Classic 'Waffle' Design. Comes with 8 ABS plastic clamps and 4 screws. Made of Reinforced Steel with a High Flex Weatherproof ABS Outer Rim to protect your subwoofer from cuts, rips, tears and dents. For use in speaker cabinets, home speakers, or car speakers. Dimensions: 12.48 x 10.59 x 1.42 inches.