|Daunacara® – feathers and down for people who are allergic to house-dust mites Daunacara® bedding fabric is downproof and so tightly woven that house-dust mites have no chance of reaching the inside of the bedding. The dry mileu of down and feathers is a very unfavourable habitat for house-dust mites. Daunacara® bedding allows everyone who is allergic to house-dust mites to enjoy the advantages of down and feathers. Care tips for your down comforters and feather pillows.shake dailyair regularly (avoiding direct sunshine).Daunacara® bedding is washable at up to 60°C. After washing it should be left in the dryer until the filling is completely dry.