UNIVERSAL 4X10" SPEAKER COAXIAL COMPONENT PROTECTIVE GRILLS COVERS NEW SPEAKER GRILLS COMPATIBLE 4X10" SPEAKERSThe speaker decorative circles are made of metal cold rolled steel and plastic ABS, which is rustproof and durable.The speaker grill metal mesh comes with 8 screws, which can be directly fixed and easy to install. UNIVERSAL METAL MESH GRILLA great speaker DIY accessory: Great for speaker cabinet, home speaker or car speaker. FRAME MATERIAL: ABS METAL MESH: COLD ROLLED STEEL FRAME COLOR: BLACK MESH COLOR: BLACK