The comfort you love and support you need — lace up the adidas Supernova. Breathable, engineered mesh upper for a snug, supportive, and comfortable fit. FitCounter holds the heel securely in place, preventing injury and supporting the Achilles tendon. boost™ midsole stores energy at impact and returns it at toe-off, cushioning the foot from repeated impact and propelling you to a faster, more comfortable run. STRETCHWEB outsole flexes with the foot, allowing boost™ capsules to freely expand at impact and contract at toe-off. Wt. 10.9 oz.