Wholesale 13.5 Tog microfibre duvet a luxurious duvet filled with luxury polyester fabric overlay to luxury microfibre fabric overlay encased in polyester fabric to provide an extremely soft down like feel. The microfibre range is super comfortable, warm and feather-light so you can enjoy a restful sleep. It's also anti-allergy making it ideal for those suffering from allergies or asthma. With a 13.5 Tog rating, the duvet is perfect for all seasons. Available sizes include single, double, king and super king and can be purchased as a single pack, box of 5 or box of 10. Tog: 13.5 Tog fabric: polyester filling: spiral hollowfibre anti-allergy: yes wash care: machine washable what is tog the tog is a measure of thermal resistance and is the standard name given for measuring the warmth of a duvet. It gives you an idea of how much body heat will be retained by the duvet. The higher the tog rating, the warmer the duvet. So a 4.5 Tog is lighter making it perfect for the hotter seasons when you tend to get sweaty. A 13.5 Or a 15 tog duvet would be ideal for the cooler months to keep you nice and snug. A 10.5 Tog is somewhat in-between and is used for all seasons, whether its hot or cold. It's all down to preference as to how warm you want to be. What makes a good duvet definitely not the packaging you need to look at the type of filling used in the duvet to determine its quality. You have the classic hollowfibre, to the microfibre to the feather and down. Don't worry, we'll ...