Features: Premium ABS Marine Speakers Cover ensures waterproof protective and shock resistance, extending stereo equipment life while fitting most marine sound systems. ABS construction resists deformation, yellowing, and extreme temperatures, featuring saltwater proof casing for harsh environments. Ideal for boat owners, yachting enthusiasts, and marine stereo professional seeking reliabled waterproof solution for premium sound systems. Perfect for saltwater environments like open decks, fishing boats, or coastal docks where moisture, vibrations, and corrosions threaten electronics. Reinforced steel spring with heat treated tension provide smooth operations and vibrationsampening, maintaining structural integrity through rough sea conditions. Specifications: Component: ABS Weight: 210g Size: 230x102x45mm Package Includes: 1pcs Waterproof Cover Shock Absorbing note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.