This classic and casual pairing of a grey shawl cardigan and an olive cotton blazer is super easy to throw together without a second thought, helping you look amazing and ready for anything without spending a ton of time digging through your wardrobe. Brown suede desert boots are the simplest way to inject an air of stylish casualness into this outfit. This getup is the perfect answer to the question of how to dress age-appropriately as you reach your 30s.