Set of 6, R39 E17 Replacement Light Bulb Motion Lamp 30W Reflector Type by EDM - - Amazon.com
R39 E14 Base Lava Lamp Bulb, 30 Watt Replacement Bulbs for Lava Lamps, Extra Long Life Reflector Spot Light Bulb, High Temp Resistant Lava lamp Light Bulb - - Amazon.com