All-season duvet: these duvets ensure comfort adapted to the summer season and mid-season when used alone. Twinned, they will be a cocoon of warmth for your winter nights Comfort: the microfibre cover is super soft. The fibre filling 170 g/m² + 250 g/m² is soft and breathable. A long stitching ensures an excellent hold of the filling. Twinnable: thanks to the press studs, these duvets provide you with optimal comfort all year round. 170 g/m² for your summer nights. 250 g/m² mid-season. 420 g/m² for long winter nights. Quality label: Certified OEKO TEX Standard 100 label guarantees synthetic fibres that do not cause allergies. DIMENSION AND CARE: This duvet is suitable for a double bed with a width of 140 cm. Care is easy, it can be washed at 40°C.