All-way stretch fabric with a no-dig waistband. Sculptek Light fabric nylon/spandex, easy access secure pockets to stash your essentials. Wicking, breathable, quick-drying. Semi-fitted, skims easily over the body with a mid-rise waistband. Inseam: Regular 27.5". I LOVE these and bought them in multiple colors, and for some reason the black and the navy seem to run bigger (later confirmed by an Athleta sales associate Fits like a roomy medium or smaller size large.