Effortlessly blurring the line between cool and casual, this combination of a navy gilet and jeans can easily become one of your favorites. For something more on the dressier end to complete your ensemble, introduce a pair of beige suede derby shoes to the equation. So when summer is done and fall is taking over, you'll find this look to be your everything. This pairing proves that dressing your age and staying fashionable are not mutually exclusive things.