Feature●Easily convert your mason jar to a Unique Conversation Piece!●This Lamp Kit is PRE-WIRED with 8 foot silver lamp cord!●Attractive primitive zinc finish lid and socket with silver lamp cord.●Simply attach the socket to the lid using the nut and threaded nipple included!●Wide Mouth Lid measure 3-7/16" across the inside of the lid.Description Converts wide mouth canning jars into lamps. Fill jars with buttons pine cones stones shells and more. Change with the seasons can be emptied and refilled. Easy enough for kids project.