95% Polyester + 5% Spandex Quick dry stretch fabric : keep you dry and flexible workout, lightweight and efficient breathable, 4-way stretch fabric panel. These swim trunks ensure snug fitting while helping improve mobility. Mesh lining and Zipper pockets : lining soft & comfortable; Two side zipper pockets for safer storage. Elastic waistband with drawstring: drawstring can be used freely adjustable tightness according your waist Suitable for any circumstance : swimming, beach surfing, running, ball sports, at home and etc. Material: Elastic,Polyester,Spandex,Mesh Care Instructions: Machine Wash Sleeve Type: Sleeveless Closure: Elastic Style: Modern/Fitted Fit Type: Stretch Men's Stretch Swim Trunks Quick Dry Beach Shorts with Zipper Pockets And Mesh Lining