Marks and Spencer’s collection of ‘duvet coats’ has been a hit with customers, praised for their warmth and comfort during the cold weather. The retailer has now launched a new style that is expected to be just as popular.

The ThermowarmthTM StormwearTM Quilted Duvet Coat, priced at £69, is already marked as ‘selling fast’ on the M&S website. Available in fawn and turquoise, and in sizes from 6 to 24, this coat is perfect for ‘wintery walks’. Despite its thermal padding, it doesn’t appear…