This women's running shoe features Brooks' innovative GuideRails(TM) support system that keeps you comfortably in your stride while tuned nitrogen in the midsole provides plush landings and responsive toe-offs.

• Featuring new, nitrogen-infused DNA Tuned cushioning optimized for plush landing and responsive toe-offs.
• New, engineered double jacquard knit upper provides a flexible, accommodating fit.
• The innovative GuideRails™ technology supports your body in its natural motion path while keeping excess motion in check.