Brooks Men's Adrenaline GTS 17 Anthracite/Electric Brooks Blue/Silver 7 B US fabric-and-synthetic Imported Stay on top of your stride with the perfect balance of cushioning and stability that the Brooks&reg; Adrenaline GTS 17 running shoe. Predecessor: Adrenaline GTS 16. Support Type: Overpronation/Stability. Cushioning: High energizing cushioning. Surface: Road. Differential: 12 mm. Breathable, flexible mesh and structurally supportive synthetic upper materials. Adjustable, asymmetrical mid-foot saddle creates a more secure, customizable fit. Lace-up closure. Plush tongue and collar. Comfortable fabric lining offers a great in-shoe feel. Removable molded foam insole supplies light underfoot cushioning. BioMoGo DNA has a gender-friendly cushioning design, making for a dynamic ride. Progressive Diagonal Rollbar&reg;: tri-density midso