The updated adidas Supernova Sequence 9 Boost running shoes are a staple for runners that want and need a more stable ride. This shoe features the same beloved boost™ technology to give runners a comfortable, yet responsive running experience. The supportive STABLEFRAME complements the boost™ material while the specially designed mesh upper provides a personalized fit. Upper: Engineered mesh upper adapts to all foot types by moving with the body to give a completely personalized fit experience. FitBand provides support with the added benefit of more natural foot movement. Padded heel collar enhances comfort. Flat laces reduce irritation.Midsole: boost™ midsole provides unmatched energy return and superior cushioning. TORSION® SYSTEM designed to guide the foot's rotation around the midfoot for optimum transition from midfoot stance to forefoot push-off.EVA STABLEFRAME helps provide stability throughout the entire shoe. Outsole: Continental Rubber outsole delivers 21% more traction in dry conditions and 23% more traction in wet conditions.