The beauty of duck down is that it's incredibly soft and cosy whilst also being light and breathable, giving you warmth without the weight. We use class 1 down in these duvets, with an individually filled multi-pocket construction for even warmth and a lovely snug drape.,Dimensions: Single - 135cm x 200cm (53" x 79" approx)nDouble - 200cm x 200cm (79" x 79" approx)nKing - 225cm x 220cm (89" x 87" approx)nSuperking - 260cm x 220cm (102" x 87" approx),Item details: The all year round duvet nAs seasons change, stay cool in summer and warm in winter with our “all seasons” duvet – a lightweight4.5 tog duvet for summer and a heavier 9 tog for spring/autumn. They can be used individually or joined together for a 13.5 tog duvet in the winter months, Naturally insulating and breathable, High down content creates a light, airy feel and wonderful drape, Large down clusters are easily plumped to keep the luxurious effect,More information: Tog Value:All Seasons, Thread count:260, Filling type:Duck feather and down,Care and composition: 100% cotton,Filling - 85% new white duck down, 15% new white duck feather,Outer - 100% cotton, Machine washable, tumble dry, Safety Warning:Keep away from fire and flames