Introducing the Cascade Surface Mounted Rings: a blend of modern elegance and functionality. Made from extruded aluminum with a direct-only component and a glare-free acrylic ring, these rings range in size from 18.11″ to 49.21″ and can be combined in configurations of up to four rings. Customize your lighting experience with tunable white and RGBW options, available in over 6,500 powder-coated colors. Ships assembled for your convenience.