Get any scrumptious dessert sparkling by topping it off with these Sparkler Birthday Candles. Measuring 4" and coming in bright pink and blue shades, these sparkler candles are sure to dazzle at a birthday party for any age. To use, just stick these candles into the frosting of your cake or cupcakes. Then, turn off the lights, give them a light, and watch as they sparkle in the dark! Our birthday party supplies will make any tasty treat even more impressive. Once the party's over, you can easily extinguish these candles by submerging them in water. Shop the rest of our birthday party supplies to find everything you need to make your celebration really shine! 18 Sparkler Birthday Candles. Sparkler Candles measure 4".