Universal Refill Darts: Darts are compatible with any N-Strike Elite blaster and most original N-Strike blasters . High Quality: The refill bullet darts are made from non-toxic EVA and foam material. Bullet darts are soft and hollow with holes on warhead which will reduce impact to body. Manufacturered by POKONBOY. These wrist band are adjustable and can fit for most wrist. Storage up to 8 bullets let kids carry more extra firepower so they can have more fun on playing game Warm Tips: To avoid injury please don't shoot at other's face. For better protection maybe you could order tactical vest from our store. Large Quantity: The refill pack includes 1200 pcs bullets (2.8"*0.5") and 20 pcs wristbands. Kids will never lack darts in battle game.