Why not try teaming a crew-neck sweater with a brown long sleeve shirt? Both of these items are totally functional and will look good when married together. If you feel like dialing it up a bit, add a pair of tobacco leather loafers to your ensemble.
Brown Long Sleeve Shirt with Crew-neck Sweater Outfits For Men
To don an off-duty ensemble with a modernized spin, opt for a crew-neck sweater and a brown long sleeve shirt.