Stride fast and light in the adidas UltraBOOST running shoe! ; Predecessor: None. ; Support Type: Neutral. ; Cushioning: Lightweight, flexible response. ; Surface: Road. ; Differential: Not provided. ; Primeknit textile upper wraps the foot for a snug, adaptive fit. ; Structurally-supportive synthetic mid-foot cage. ; Lace-up closure. ; FITCOUNTER molded heel counter offers a natural fit that allows optimal movement of the Achilles tendon. ; Bootie construction supplies a snug, sock-like fit. ; Smooth textile lining. ; Molded foam insole. ; Ultracushioned boost midsole is optimized for a responsive ride. ; 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 oz ; Product measurements were taken using size 9, width D - Medium. Please note that measurements may vary by size.