Geospace Replacement Rockets for Air Archer or Pump Rocket Bungee Blast JR. (Refills) These Extra Rockets are for use with Geospace Air Archer bow and Pump Rocket Bungee Blast JR. and most JUMP ROCKET launchers Adds even more fun to rocket play since kids can shoot more (before needing to go retrieve the fired rockets. Also makes sharing easier! Have replacement rockets in the event rockets get lost, stuck in a tree, or land on the roof Soft, safe foam construction (including super-soft tip for safety) means rockets can be used indoors with fewer worries Each rocket is 10 inches long and comes in a 4-Pack of assorted colors