Duck Feather & down kingsize duvet is made from a luxurious blend of 85% white duck feathers with 15% white duck down for added softness & warmth. The perfect option for those who prefer weight with warmth, the duvet gives a comfortable 'tucked in' feelling. The individual pocket construction eliminates cold spots & the need for daily shaking, ensuring the filling remains in place. The feather fill duvet has a crisp & naturally breathable 100% cotton percale cover & is rated 10.5 tog in warmth, suitable for spring/autumn.