He can stay comfy in the Nike Boys' Dri-FIT Multi+ Woven Shorts 6 in. These shorts are made from polyester woven fabric for lightweight durability. The elastic waistband with a drawstring provides a secure fit, while the Dri-FIT technology keeps him dry. Nike Boys' Dri-FIT Multi+ Woven Shorts 6 in Royal Pulse, Large - Boy's Athletic Shorts at Academy Sports