Amazon has the 6-Pack AmazonBasics A19 100W Equivalent LED Light Bulbs (Soft White 2700K, Dimmable) for $9.96 - 5% off with Subscribe & Save (can cancel anytime) = $9.46 with free shipping on $25 or with Prime. Rated for 15W actul usage and provides 1500 lumens of light and a 10,000 hour lifetime.