Keep your boat's cup holders functional and clean with this stainless steel insert. Designed for marine environments, it features a practical drain hole to prevent water accumulation. The brushed finish offers a sleek, corrosion-resistant upgrade that withstands sun and saltwater. This durable insert is crafted from quality stainless steel for long-lasting performance. It provides a perfect fit for standard marine cup holder cutouts, giving a polished look to your vessel's cockpit or cabin. Installation is simple and requires no tools. An essential hardware upgrade, it combines utility with a clean aesthetic. Protect your boat's surfaces from spills and moisture while keeping drinks secure. Reliable construction ensures it stands up to the demands of life on the water.