Brooks Adrenaline GTS 25 Road Running Shoes - Men's White/Black/White 8.5. GuideRails technology focuses from your feet to your knees keeping excess movement in check throughout your natural motion path. The breathable engineered mesh upper and flatknit collar provide comfort and structure to help accommodate movement. Specifications for Brooks Adrenaline GTS 25 Road Running Shoes - Men's: Manufacturer: Brooks Gender: Male Men's Shoe Width: D Footwear Type: Shoes Footwear Upper Fabric/Material: Air Mesh Features of Brooks Adrenaline GTS 25 Road Running Shoes - Men's Soft and dynamic cushioning GuideRails support Secure fit Breathable upper Package Contents: Brooks Adrenaline GTS 25 Road Running Shoes - Men's Brooks 1104541D189.085: Adrenaline GTS 25 Road Running Shoes - Men's White/Black/White 8.5