These rugged, multifunctional shorts have a mesh liner and are designed for use in and out of the water. They are made of quick-drying 100% recycled nylon with a DWR (durable water repellent) finish. Trade Certified™ sewn. Adjustable Waist Elasticized waistband with internal drawstring Mesh Liner Quick-drying black mesh liner is made of 100% recycled polyester Pocket Details Vertical side pockets reduce drag in water; pocket bags have drain-and-dry mesh corners; rear pocket has a flap that closes with a low-profile snap for security