Candlewic Aluminum Pillar Mold Kit (2 x 6.5") Includes rubber plugs to seal the wick hole on the bottom of the mold. Also included in the mold kit is bow tie clip to tie and center your wick in the pillar mold. Make seamless pillar candles using these durable aluminum molds. Mold features a hole at the bottom of the mold for easy wicking. The aluminum is .04" on the side and bottom