Gemmy String Lights 8-Count 10.5-ft Multicolor Incandescent Plug-In Outdoor Christmas String Lights in the Christmas String Lights department at Lowes.com
Christmas Lights Buying Guide: Types, Bulb Sizes, C6 vs C7 vs C9, and More - Hayneedle
Northlight - Set of 4 Lighted Multi-Color Jumbo C7 Bulb Christmas Pathway Marker Lawn Stakes Outdoor Decor | Oriental Trading