<ul> <li>Designed with a lightweight mesh upper, the Brooks® Adrenaline GTS 20 running shoes protect against foot fatigue, while still providing the superior support, breathability, and traction that you know and love.<br /></li> <li>Predecessor: Adrenaline GTS 19. </li> <li>Support Type: Overpronation/Stability. </li> <li>Cushioning: High energizing cushioning.</li> <li>Surface: Road.</li> <li>Differential: 12 mm.</li> <li>Engineered mesh and the 3D Fit Print upper provide a streamlined structure and a modern, comfortable fit. <br /></li> <li>Features Brooks holistic GuideRails support system that helps protect the knees by keeping excess movement in check. </li> <li>Adjustable, asymmetrical mid-foot saddle creates a more secure, customizable fit. </li> <li>Lace-up closure. </li> <li>Plush tongue and collar. </li> <li>Comfortable fabric lining offers a great in-shoe feel. </li> <li>Removable molded foam insole supplies light underfoot cushioning. </li> <li>BioMoGo DNA and DNA Loft midsole cushioning work together to provide an ideal underfoot softness and support while still providing excellent responsiveness and durability.</li> <li>Progressive Diagonal Rollbar®: tri-density midsole designed to promote progressive pronation control, as well as smoother transitions throughout the gait cycle.</li> <li>Full-length, segmented Crash Pad ensures smooth transitions. </li> <li>Blown rubber forefoot.</li> <li>HPR Plus delivers long-lasting durability in high-wear areas of the outsole.</li> <li>Flextra rubber outsole piece offers a varied degree of support corresponding with gender and weight for enhanced flexibility. </li> <li>Deeper V-groove offers better release and improves transitions. </li> <li>Imported. </li> <li class="measurements">Measurements: <ul>     <li> Weight: 9 oz</li>     </ul> </li> <li>Product measurements were taken using size 8.5, width B - Medium. Please note that measurements may vary by size.</li> <li>Weight of footwear is based on a single item, not a pair.</li> </ul>