Heading back to the office? Invest in a luxury plus size shirt from Karen Millen for on-trend styles that'll take you from work to night out with ease. You can't go wrong with a button-down shirt or mix it up with a plus size denim shirt with the staple Karen Millen detail you've come to expect. Smarter dress code? Opt for a plus size white shirt, only crafted from the most premium fabrics with a fit that'll turn heads.