ENERGETIC LED A19 Black Light Bulb, 3W (40Watt Equivalent), E26 Base, UL Listed, Glow in The Dark for Blacklights Party, Holiday Lighting, Decorative Illumination, 2 Pack - Walmart.com
Utilitech 40-Watt EQ A19 Black Medium Base (E-26) LED Light Bulb in the Decorative Light Bulbs department at Lowes.com