Caydo 50 Pcs Natural Candle Wicks with Tabs for Candle Making, 6-inch Length: 6 inches; Tab's diameter: 0.51 inches Not only warm but also light enough for you Does not contain lead, zinc or other metals, both economic and environmental for protection Constructed from natural, flat cotton threads Please note use wax or glue fix tab on the bottom before fill the wax into the cup