Stay warm throughout the coldest winter nights with this 16.5 Duck Feather Duvet, expertly filled with a premium blend of duck feather and down for exceptional insulation, loft, and cosy hotel-quality comfort. Encased in a soft 100% cotton down-proof cover, it prevents feather leakage while remaining breathable and smooth to the touch. The box-stitched construction ensures even filling distribution, eliminating cold spots and maintaining long-lasting shape. Designed with hypoallergenic materials and easy-care convenience, it is machine washable at 40°C and tumble dry safe on low heat.