This goose feather & down duvet is perfect for the warmer nights; with a 4.5 tog rating, it is the ideal summer duvet to help keep you cool. Offering a 100% Cotton down-proof outer material & filled with naturally breathable fibres, you will get a luxurious feel & a great night's sleep. The duvet is also fully machine washable & comes in a handy carry bag. 85% Class 1 White Goose Feather & 15% White Goose Down filling; 100% Cotton down-proof fabric; 233 thread count; Machine washable in large capacity washing machines;