Feel the flex all day long in these versatile and lightweight women's ankle booties with life-changing comfort. Stretch microfiber upper with stretch knit panels, a round toe, and easy slip-on fit. BZEES Air Step Technology: Designed so you'll feel weightless, energized and free. Ultra Lightweight: Step lightly with a nearly weightless feel. Dynamic Stretch Fabrics: Move freely in shoes with built-in stretch. FreeFoam™ Comfort: Low pressure insoles with maximum foot contact and cushy arch support. Anti-Microbial and Odor Control technology. 2 3/8 inch block heel. Machine Washable: Wash on cold and air dry.