The Aluminum Round Pillar Molds with a concave base are ideal for creating beautifully crafted candles. Made of durable aluminum material, these molds are designed to produce round pillar candles measuring 3 inches in diameter and 6.5 inches in height. The concave base helps the wax adhere securely to the mold, ensuring a smooth and uniform finish once the candle has been removed. Perfect for candle makers and crafts enthusiasts looking to add a touch of elegance to their creations.