The Nike Wmns Epic React Flyknit 2 is a road running shoe that takes the original template and enhances it with a sleek appearance and streamlined features. This particular version for women, known as the 'Hydrogen Blue' variant, was introduced in April 2019. It incorporates supportive Swooshes and a modified heel counter to ensure stability and secure fit. The responsive foam midsole cushioning and rubber outsole are designed with a unique fluid geometry pattern, aimed at enhancing flexibility and improving overall performance.