If you're searching for a casual but also seriously stylish outfit, try teaming a grey fair isle shawl cardigan with a grey crew-neck t-shirt. If you feel like dressing up a bit, complete this ensemble with a pair of tan suede loafers. So as you can see, it's a killer, not to mention spring-friendly, look to keep in your transeasonal wardrobe. Interested in outfit ideas for over-30 guys? This outfit is great inspo.