Silentnight Warm & Cosy Double 13.5 Tog Winter Duvet – Extra Warm Thick Heavyweight Cosy Winter Quilt Duvet Ideal for Cold Nights – Hypoallergenic and Machine Washable - Double - 200x200cmCOSY Snuggle up on colder nights with this supremely soft duvet that is filled with fluffy fibre filling to keep you warm and comfortable as you sleep 13. 5 TOG The 13. 5 tog rating is perfect for cooler seasons and will help to keep you at a comfortable temperature for optimum sleep SOFT TOUCH Covered in a soft microfiber fabric that is smooth to the touch HYPOALLERGENIC This product does not contain any materials likely to cause allergies MACHINE