This Refill Pack contains 2 foam-tipped Ultra LED Stomp Rockets — each rocket has an LED light inside that’s bright enough to double as a flashlight! Launch these rockets up to 150 feet in the air using the Stomp Launcher in The Original Stomp Rocket: Ultra LED 4-Rocket Set. Switch on the bright LED light inside each rocket and watch them shine in a dark sky! Award-winning products from industry experts, including iParenting Media, Dr. Toy, and Creative Child Magazine Pair with Stomp Rocket Science book and get kids interested in STEM subjects (Science, Technology, Engineering, and Math) early. Ages 5 and up.