polyester Zipper closure Machine Wash Comfortable and Breathable Fabric: 100% polyester, lightweight, comfortable quality polyester material with stylish design, fits for all seasons. Zipper Design: Jacket with full front zipper offers easy on-and-off. side zippered hand pockets on jacket and pants offer to storage your small items safely while exercising, like keys,phone, etc. Humanlist Design: Stand-up Collar provides extra coverage and protection. Ribbed hem and cuffs seal keeps warmth. Encased elastic adjustable waistband with internal drawcord for a better fit. Stylish Design: Good color combination and stylish design, this Shinestone mens sports tracksuit is perfect for everyday wear, wandering, out to play, home improvement, gym, hiking, running, jogging, activewear, workout, fitness BIG NOTE: Cloth in European size,we suggest you choose by carefully read our size chart guidance,comparing with your regular size.If any questions,please free feel to contact us.