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. Removable 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: 9 oz Product measurements were taken using size 7 width B - Medium.Weight of footwear is based on a single item not a pair.