Matrix 4.5 x 4.5 Inch Lensed Downlight Trim is made of pre-finished aluminum with a low iridescence Comfort Clear Diffuse reflector and Polished flange. Includes 5/32 inch thick tempered glass prismatic spread lens. One 120 volt, Triple tube GX24q-3 compact fluorescent lamp is required, but not included. UL listed for wet locations. A complete fixture includes a frame-in kit and a trim kit, sold separately.