This smart casual pairing of a tan cotton blazer and black chinos is very easy to pull together without a second thought, helping you look on-trend and ready for anything without spending a ton of time going through your wardrobe. If you need to immediately smarten up this getup with a pair of shoes, why not complement your ensemble with a pair of black leather chelsea boots? All in all, a never-failing option if we're talking fashion for 30-something gentlemen.