Burst into battle with Nerf Pro Gelfire blasters featuring hydrated rounds that burst on impact! The massive-capacity blasters deliver high-performance blasting to ignite your competitive advantage. Nerf Pro Gelfire rounds come dehydrated in the box, giving you a huge amount for multiple refills. Hydrate the rounds in water for 3 to 4 hours to prepare them for use. The hydrated gel rounds fire from the blaster at a high velocity and burst when they hit a target. No need to pick up rounds! The Nerf Pro Gelfire Versus Pack includes 2 blasters that pack a lot of power in a compact size, firing rounds at velocity of up to 150 FPS. They have 60-round capacity, trigger lock, and t-pull priming so no batteries are needed. The set includes 4,000 dehydrated Nerf Pro Gelfire soft super absorbent polymer projectiles and 2 pairs of protective eyewear. Break out these 2 blasters and get ready to fire into intense games! Outdoor use recommended. For ages 14 and up. NERF and all related trademarks and logos are trademarks of Hasbro, Inc.