Welldora Duvet for Allergy Sufferers Two-Piece All Year Round Soft 135x200 cm Product Description: The Welldora OPTICLIMA duvet is the perfect combination of comfort, innovation and environmental responsibility. Designed for year-round use, it ensures a healthy and restful sleep regardless of the season. Thanks to its advanced climate technology and a weight of 330 g/m², it maintains optimal body temperature, protecting against overheating and cooling. The filling made from recycled PET bottles is an excellent alternative to down and feathers – environmentally friendly and 100% hypoallergenic. The duvet is Oeko-Tex Made in Green certified, which means that it is ethically produced and tested for harmful substances.