The Best Denim Shirts for an Effortless Style. - Wardrobe Essentials Edit A denim shirt is a timeless wardrobe staple; effortlessly cool, endlessly versatile, and perfect for a pared back style, be it layering or wearing on its own year-round. I’ve done the research, and these are my favourite denim shirts that I’d add to my wardrobe. LTKOver40 LTKStyleTip