A kind of bedding known as duvet, which is also called as continental quilt, is a soft flat bag that is traditionally filled with feathers or bed. The combination of these both can be used as a blanket on the bed. In some countries, people use the term “Duvet day” on which they can make a telephone call to office and without any reason can inform that they will not come to office. Different amount of sizes and standards have been resulted from modern manufacturing conventions. Tog rating is used by the manufacturers to measure the performance rate of their products.