Fill 'er up? Give yourself the edge in any low-light battle with this Nerf Vortex Glow in the Dark Ammo Refill 10-Pack! This ammo works with the Firefly Tech magazine (sold separately), which charges the darts to give them that eerie nighttime glow. Whether you're replenishing your stock or adding to your firepower, this 10-pack of discs will make you all the more ready for major blasting action! Ages 8 and up. Add some ammo to your arsenal!