This natural duvet is an exceptional product soft plump light and warm all in one filled with premium quality 100 new white goose down it promotes the bodys natural heat regulation reducing excessive perspirationonly a small quantity of this premium filling is required for maximum heat retentionnatural duvet100 new white goose down fillingweight 180 gmcover cotton percale 91 threadscm2 with proneem anti dust mite treatmentwhite satin piped finish box stitch constructionwas