Such items as a navy v-neck sweater and olive cargo pants are an easy way to inject effortless cool into your daily casual rotation. And if you need to effortlessly up this ensemble with shoes, introduce a pair of brown leather derby shoes to the equation. Keep this look in mind when warmer days are here, and rest assured, you'll save time crafting what to wear on more than one morning. After thirty, you probably want to start dressing more professionally. In this case, outfits like this are ideal as inspo.