Women's Brooks Adrenaline GTS 17 Silver/Purple Cactus Mesh very gently used!!! Size 8.5. • BIOMOGO DNA MIDSOLE CUSHIONING: dynamically adapts to every step and stride • PROGRESSIVE DIAGONAL ROLL BAR: guides the body back into its natural motion path • FULL-LENGTH SEGMENTED CRASH PAD: accommodates any foot landing and delivers smooth heel-to-toe transitions • UPDATED V-GROOVE: create a more natural release for a soft, smooth feel underfoot • CONFORMABLE SADDLE WI ADJUSTABLE EYELETS: pulls from the heel to wrap the midfoot in a secure fit • SHOE CATEGORY: Support • ARCH: Flat, Medium • PLATFORM: Universal Platform DNA LAYOUT: Biomogo DNA Layout • SURFACE: Road/Track