Full-foot DNA LOFT cushioning takes you comfortably from heel strike to toe-off on every stride in a running shoe engineered for distraction-free alignment. Molded GuideRails along the sides help minimize lateral movement in your foot to gently stabilize your knee and alleviate injury, while the breathable upper expands and contracts naturally with your gait. Style Name: Brooks Adrenaline Gts 21 Running Shoe (Women). Style Number: 6001284.