The Playtex Women's 18 Hour Ultimate Lift and Support Wire Free Bra is a top-selling underwire bra on Amazon. It offers all-day comfort and support without the need for underwires. The bra features cushioned straps and a supportive band that stays in place. It also has a seamless design that provides a smooth look under clothing. With over 10,000 positive reviews, this bra is a favorite among women of all sizes and shapes.