Christmas tree plastic light up twist bulbs medium in ALL CLEAR COLOR replacement tree bulbs/lights (100 quantity) by Ceramicartspace Ceramic Christmas Tree Decorations are Non-Electric All Plastic and Look GREAT Even When Used In Non-Illuminated Craft Projects, etc. Ceramic Christmas Tree Bulbs Seem To "Light Up" When Used In Dcor That's Illuminated from Within TWIST Style Ceramic Christmas Tree ORNAMENTS are Carefully Molded With Crisp Detail Dimensions: STEM is 3/16 Inch Diameter x 7/16 Inch Long - TWIST is 5/8 Inch High x 3/8 Inch Diameter Pack includes 100 pieces