Vista Professional Outdoor Lighting GR-3416-B-6-RGBW-38 7-3/8" x 3-3/4" Black Ground Mount Bullet with Multi-Color Lamp 6W is constructed of injection-molded, fiber-reinforced composite for strength and high UV stability and is warranted for ten years against corrosion. The fully rotatable shroud is fitted with a silicone o-ring gasket to ensure a superior weather-tight seal. A clear, tempered, shock and heat resistant soda-lime glass lens safeguards the lamp and optics. A super durable polyester powder-coated finish is applied and available in 18 colors.