An 89% Polyester/11% Spandex fabric that's water-resistant, wrinkle-resistant, anti-microbial, and is super lightweight and stretchy. Elastic waistband with internal and external capable drawstring for an extra secure fit. Two mesh-lined side pockets, a secret side key pocket, and two back pockets - one open top entry and one zipper pocket. From the streets to the water, you can wear them down the boardwalk and into the ocean without skipping a beat