ActionSportGames Ultrair Green Gas is trusted by airsoft players worldwide for delivering reliable, high-performance power to their airsoft replicas. Designed specifically for airsoft use, Ultrair gas provides strong and consistent performance without the unpleasant odor found in other gases. It is available in two variants to suit different player preferences—one with pre-mixed silicone oil for convenient lubrication and one without for those who prefer to control their own maintenance routine. Both options are fully certified, regulation-compliant, and engineered to keep your airsoft gear performing at its best.