COVERAGE FOR EVERY STRIDE.On your marks, get set, GO! The Nike Dri-FIT Top pushes the pace with a lightweight and breathable layer for your walk, run or jog. Sweat-wicking technology helps you stay dry and cool with every step. Dri-FIT technology helps keep you dry and comfortable. Mesh fabric is lightweight and breathable so you can keep cool. A 1/2-zip design makes changing in and out super easy. Side vents help you move more freely with each stride. Thumbholes help keep your top in place. Standard fit for a relaxed, easy feel 100% polyester Machine wash Measurements: Length: 19 in Chest Measurement: 15 in Sleeve Length: 24 inProduct measurements were taken using size MD (10-12 Big Kid). Please note that measurements may vary by size.