This all seasons double duvet helps you to find the right level of warmth regardless of the climate, with the 9 tog & 4.5 tog combining to give 3 different tog options suitable for any season. The 2 duvets combine together with fasteners & can also be used singularly, so whether it’s an icy chill or a boiling hot wall of heat you’re faced with, you’ll be able to stay comfy & cosy through the night & get the rest you need. The 100% cotton cover is filled with a 90% duck feather & 10% duck down combination, which gives a softer, more luxurious feel to your bed to help you get a great night’s sleep. All seasons double duvet keeps you comfy in any weather; luxurious duck feather & down filling; Practical carry bag makes this duvet easy to store when not in use; Wash in a large capacity machine; Ensure the duvet is fully dry before using.