SHOW YOUR TRUE COLOURS. Step out and watch the magic unfold in the Nike Shorts. The Swoosh swiftly changes colour in the sun wow! They're also super breathable. With shorts this fun, playtime outside may never stop. This product is made with at least 75% recycled polyester fabric. Sweat Wicking: Dri-FIT technology moves sweat from your skin for quicker evaporation helping you stay dry, comfortable and focused. All About Breathability: Mesh fabric is super breathable and lightweight so you can stay cool. Body Heat-Activated: The Swoosh gets activated and changes colour when your body heats up. Standard fit for a relaxed, easy feel. Elastic waistband with drawcord. Side pockets. Hanger loop.