Refill 50pc Disc for Nerf Vortex Blaster Praxis Nitron Vigilon Proton Ammo Discs Green Go on your game with this disc,never run out off power !This disc works with any NERF VORTEX blaster, including PRAXIS, NITRON, VIGILON or PROTON. This disc works with any NERF VORTEX blaster,inciuding PRAXIS,NITRON,VIGILON or PROTON. Without original box,Soft and safe, Best gift for children Diameter Size:3.7(1.45inch) Color:Green, Quantity: 50 pcs included