40W Spiral Energy Saving CFL Light Bulb Medium Base Blacklight Lamp Bulb Multifunction Light Spiral Energy Saving Medium Base Multifunction Accessories Black Light Lamp Bulb Bar 160mm*58mm*58mm - Walmart.com
40 Watt Spiral E26 Medium Base Compact Fluorescent Light Bulb – Green Electrical Supply
Philips Energy Saver 40W Equivalent Soft White Medium Base T2 Spiral CFL Light Bulb (4-Pack) - Gillman Home Center