For a safe smart casual option, you can never go wrong with this combo of a dark brown plaid wool blazer and a black turtleneck.
Black Turtleneck with Dark Brown Plaid Wool Blazer Smart Casual Outfits For Men
This classic and casual combination of a dark brown plaid wool blazer and a black turtleneck is extremely easy to throw together in seconds time, helping you look dapper and ready for anything without spending too much time searching through your closet. Rounding off with a pair of black leather loafers is a fail-safe way to give a hint of sophistication to this ensemble.