The bed that doesn't hold heat.
Comforters, pillows and blankets engineered to let warmth out — so you stop waking at 3am, flipping the pillow, throwing the covers off.
Shop the lineOne line. One job: let the warmth out.
Ondine started with a decade of 3am wake-ups and a simple observation: bedding was built for cold houses, and bodies changed while bedding didn't. So we rebuilt the bed — blanket, comforter, pillow — around breathability first.
Why Ondine?
Modern homes are warm and modern life runs hot — yet most bedding is still engineered like it's 1970: polyester shells, dense fills, insulation first. We build the opposite. Every layer is designed around one job: letting warmth out.
Built for hot sleepers
If you throw the covers off at 3am, flip the pillow to the cold side, or share a bed with a human furnace — the line was engineered for you. Warm enough to feel covered. Never clammy.
Honest materials
Oeko-Tex® certified cotton and breathable fills, with mechanisms we name and stand behind — AirLace™ open weave, CloudBake™ loft, PlumeLoft™ fill. Six pieces, each earning its place on the bed. No filler catalog.
Six pieces. One cool night.
Every piece earns its place on the bed. Every piece breathes. Nothing else.
THE HERO
NEW BESTSELLER
Your bedding was built to keep heat in.
Most comforters are insulation: polyester shells, dense fills, trapped air. Perfect for a cold house in January. Useless for a warm sleeper in July — and if your body runs warmer some years than it used to, nobody built bedding for that. We did.
Shop the lineCooler nights, on the record.
Sleep on it. All season.
Wash it. Sleep hot in it. Give it a heatwave. If any piece doesn't sleep cooler than the one it replaced, send it back within 100 nights for a full refund. No restocking fee. No interrogation.
- Free tracked US shipping on every order
- 100-night returns on every piece — even washed
- Oeko-Tex® certified — safe for skin, safe for kids