The Behobia Greenfirst® anti-dust mite duvet is ideal for peaceful, comfortable nights. Its duck down filling and its 100% natural cotton percale cover offer incomparable softness and breathability. With an exceptional loft power of 750 cuin, it guarantees excellent air circulation and optimal insulation, ensuring restful nights. Its filling benefits from a Greenfirst® anti-dust mite treatment, whose active substance is geraniol and which contains peppermint essential oil.  Filling: new French duck  90% down, 10% feathers TOG (warmth rating): 12.5 Made in France Percale 91 threads/cm²  100% combed cotton, white  Box-stitch quilting with baffles  Double-stitched finish with cotton piping