The Season 9 Boost is a vibrant, cartoonish 3D model featuring a dynamic, flowing energy trail with a gradient color scheme transitioning from electric blue to neon purple. The boost emits a soft glow and has a smooth, polished surface with subtle particle effects that sparkle as it's activated. The design includes sleek, aerodynamic fins on the sides that enhance its sporty appearance, matching Rocket League's high-energy aesthetic.