Creative Hobbies Box of 25 Colored Light Bulbs, Random Blinking, 7 Watt, C7 Candelabra Base -Great for Night Lights and Christmas Strings - Walmart.com
2.5 Volt Mini Christmas Replacement Bulbs for Christmas Trees and Incandescent String Lights, Pinched Base, 50
Amazon.com: Leelosp Christmas Village House Accessories Cord Light Bulbs, 3 LED C7 Christmas Blow Mode Light Kit Replacement with Switch for Detp 56 Christmas Holiday Craft Projects Decorations Decor : Home & Kitchen
Northlight Clear Incandescent C7 String Light Bulbs in the String Light Bulbs & Fuses department at Lowes.com