Keep the Sparks Flying! Keep your Spark kick scooter, electric scooter or FlashRider 360 kicking up a tail of sparks with this replacement spark cartridge. Packaged Spark cartridge refills means riders can keep sparking! Comes in a single pack, containing 5 flint pads. Features 20% more sparks than other brands on the market. Compatible with the Razor Spark Scooter, Spark 2.0 Scooter, eSpark Electric Scooter and FlashRider 360. Recommended for ages 8 and up.