Comfort and stability combine in the Brooks Adrenaline GTS 17, providing you with a comfortable, custom fit every time you lace 'em up. Moisture-wicking Element mesh upper with durable synthetic overlays for support. Breathable Element linings wick away sweat to keep you feeling dry, fresh, and focused. BioMoGo DNA adapts cushioning to each runner for a custom fit an energy return, mile after mile. Progressive Diagonal Rollbar helps limit pronation and create a smoother transition from heelstrike to toe-off. Omega Flex Grooves and full-length Segmented Crash Pad allow a full range of motion. Soft, blown rubber forefoot adds lightweight cushioning. HPR Plus in high-wear areas of the outsole for durable traction where you need it most.