Build your Nerf shell and dart stockpile with this Nerf Shell Upgrade Kit that includes 3 shells, 9 Official Nerf Elite darts, and a shell holder. The shells are designed for Nerf Elite blasters that use Nerf ejecting shells. Each shell is designed to hold 3 Elite darts. This refill set comes with a shell storage accessory that attaches to Nerf blaster tactical rails. Official Nerf darts are designed for distance, tested and approved for performance and quality, and constructed of foam with flexible, hollow tips. Blasters each sold separately. Nerf and all related properties are trademarks of Hasbro. Includes 3 shells, 9 darts, and 2 shell holders. Ages 8 and up. CAUTION: Do not aim at eyes or face. TO AVOID INJURY: Do not modify darts. WARNING: CHOKING HAZARD-Small parts may be generated. Not for children under 3 years.