Polyester Fabric + SpandexImportedHigh-quality 100% polyester fabric, breathable, moisture-wicking, and quick drying.Mesh air vents on both sides for increased breathability; Soft mesh liner provides optimal comfort and protection.Elastic waistband with adjustable drawstring for a customized fit.Hand pockets for storing your essentials, like keys, cellphone, changes.Reflective elements for added visibility and safety in low light; Perfect for various sports such as running, cycling, ball games, body building, etc.Flat lock seam for a frictionless flat lock system, which ensures great comfort.Elastic waistband for greater freedom of movement.Frictionless and ergonomic seams for a natural range of motion.Premium fabric, moisture wicking, breathable and stretchy fabric provides complete coverage. Two-way stretch, it has excellent flexibility in all directions, allowing you to feel comfortable in any exercise.