This relaxed casual combo of a turtleneck and blue jeans is a foolproof option when you need to look stylish in a flash. Add a pair of brown work boots to this ensemble to instantly ramp up the wow factor of this getup. On not so cold afternoons, you can wear this transitional ensemble and look absolutely amazing. This combo is a great inspiration to anyone who was cautious about sporting casual outfits as a man in his 40s.