Amazon.com: 100 Rounds Refill Balls Ammo Compatible with Nerf Rival Gun, TiopLior Foam Bullet Ball Replacement Refill Pack Fit for Rival(HIR, High-Impact Rounds) : Everything Else
Amazon.com: 50/100pcs Nerf Rival Compatible Ammo by Headshot Ammo 5 Colors Foam Bullet Ball Replacement Refill Pack for Apollo Zeus Khaos Atlas Artemis Blasters Kids Child Christmas Toys Gifts (Red, 50PCS) :
Amazon.com: Purple and Green Rival Ammo for Toy Gun (100 Rounds) Nerf Compatible Ammo Bulk Foam Bullet Ball Replacement Refill Pack for Nerf Rival Blasters (HIR, High-Impact Rounds - Purple and Green) :