It’s a blow out! Our Kaboom Birthday Candles will make your next party erupt with excitement. Each Kaboom Birthday Candle stands at approximately 1 inch high and 1” wide. Light the fuse and watch as the sparking wicks light up the room. But don’t worry, these candles may be the bomb but they won’t explode… they’re just candles silly! Each candle measures 1 inch tall x 1 inch in diameter.