“Fog Band 4” is a free noise ambient soundscape on Sound Bubbles — tone that colors the room. Its grey character sits inside the wider noise catalog: detail in the foreground, weather and room tone holding the horizon. Whether you arrived from Browse, Wander, or a shared link, “Fog Band 4” is meant to be lived in — not skimmed. Around 14 sound bubbles carry the mix — each one a movable source in space. Expect a palette of noise, grey, organism, frequency, blended so no single layer has to carry the whole hour. Drag bubbles nearer when you want presence; push them back for depth. Headphones help the 3D pan bloom; speakers still work if you prefer the room to fill softly. Play it as a free online ambient soundscape — white noise beds, nature texture, and spatial motion in one place.