Keep your favorite beverages secure and accessible on your dock with the DockBloxx Beverage Bloxx. This holder includes cup inserts to fit in the four recessed chambers. Its practical design keeps your drink from spilling or tipping over, providing a convenient place to keep your drink while you enjoy time on the water. Constructed from marine-grade materials, our cup caddy is built to withstand the elements and provide long-lasting durability. With its easy installation and universal compatibility with different dock types, our cup holder will be the perfect addition to your waterside experience. Whether you're relaxing on your boat or hosting a gathering by the dock, this cup holder ensures your beverages stay upright and within reach.