Selecting outdoor furniture for a floating sound platform requires careful consideration of durability, weather resistance, and design. Since the platform is exposed to elements like water, sun, and wind, opt for materials such as teak, aluminum, or synthetic rattan, which are known for their longevity and low maintenance. Waterproof cushions and rust-resistant frames are essential to withstand moisture. Additionally, ensure the furniture complements the platform's aesthetic while providing comfort for users. Modular or lightweight pieces are ideal for flexibility and easy rearrangement. Lastly, prioritize UV-resistant fabrics and finishes to prevent fading and wear over time. By focusing on these factors, you can create a stylish and functional outdoor space for your floating sound platform.