The adaptive Primeknit upper, reinforced fiber-stitching around the toe, and the responsive boost™ midsole make the adidas® Running Ultraboost DNA running shoes one of the most comfortable additions to your stride. Plus, the upper includes a visual update with exciting, new colors. Predecessor: Ultraboost 19.Support Type: Neutral.Cushioning: Lightweight, flexible response. Surface: Road. Differential: 10mm. Lace-up closure. Structurally-supportive synthetic mid-foot cage.FITCOUNTER molded heel counter offers a natural fit that allows optimal movement of the Achilles tendon. Smooth textile lining with a removable foam insole. Ultracushioned boost™ midsole is optimized for a responsive ride that helps return energy. TORSION® SYSTEM, placed between the heel and forefoot, helps promote a more stable ride. Continental™ rubber outsole delivers reliable grip over wet and dry surfaces. STRETCHWEB rubber in the outsole flexes for increased energy underfoot. Imported. Measurements: Weight: 11 ozProduct measurements were taken using size 8.5, width D - Medium. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.