Univers natural duvet with extra-white natural goose down: warm, plump, light with Proneem® anti-dust mite treatment, 100% natural active ingredients.This duvet with premium quality extra-white goose down filling offers top of the range comfort guaranteeing you a truly comfortable night’s sleep ! Product Details: •  Made in France.Cover: superb cotton satin (139 threads/cm²) by Drouault. Filling : 95% high quality down, 5% extra white goose feather, 300g/m² •  Goose down is a luxurious and exclusive fabric. It is selected from the best European sources. Excellent insulating and temperature regulating properties •  Proneem® anti-dust mite treatment made from 100% natural active ingredients  •  Stitching: Boxed tiles •  White piped finish •  Treated with active biocide treatment.The active substance is extract of neem. •  Washable at 60°C •  Delivered in a storage case •  2 years warranty