As summer heats up, J.Crew brings us a style guide with more timely essentials. The fashion brand rounds up five summer essentials. Perfect to wear now, J.Crew's selection includes easy pieces such as the striped tee. Additional staples such as the piqué polo complement a uniform of chinos and shorts. While there are plenty of clothes to go around, don't sleep on J.Crew's accessories. The label has smart woven belts and cool sunglasses.