Melts and candles are made with a natural soy wax blend. Four-ounce melts are packaged in an easily open container and six “break off” bricks for continued use. One-ounce melts are packaged in an easy open container as a single ounce brick. Four-ounce candles offer 25-35 hours of burn time. Eight-ounce candles offer 50-70 hours of burn time. Twelve-ounce candles offer 70-100 hours of burn time. Candles are made with cotton & zinc wick to ensure a consistent burn.