Amazon.com: Nerf Hyper 25-Round Boost Refill, Includes 25 Hyper Rounds, for Use Hyper Blasters, Stock Up Hyper Games,Multi : Toys & Games
Nerf Hyper 25-Round Boost Refill Ammo - Entertainment Earth
Amazon.com: Blaster Gun with Protective Goggles and 100 Rounds for Boys and Girls Compatible with Nerf Hyper Rounds Darts, Easy Reload, Holds Up to 60 Rounds (Blue) : Toys & Games
Nerf Hyper Fuel-20 Toy Blaster with 20 Rounds Ages 14 and Up - Walmart.com