Get lightweight speed for extra energy in your run with the Brooks Ravenna 9 a running shoe built with lightweight mesh for breathability and flexibility plus BioMoGo DNA cushioning for a springy feel under your foot. Lightweight mesh for comfort and breathability. Reflective saddle wraps around your midfoot for a secure fit. BioMoGo DNA cushioning and rebounding rubber for a springy feel underfoot. Diagonal Rollbar (DRB) for pronation control. Midfoot Transition Zone for quick transitions from heel to toe. HPR Plus abrasion-resistant rubber built for long haul.