This off-duty combo of a raincoat and a charcoal long sleeve shirt is super easy to throw together in no time, helping you look amazing and ready for anything without spending a ton of time digging through your closet. A trendy pair of grey athletic shoes is an easy way to give a dose of stylish effortlessness to your getup. As you see, as a gent in his twenties, you have a vast array of dressing options.