adidas adiStar Boost - Women'sEnergize your feet with the adidas AdiStar Boost running shoes. Featuring a Boost� midsole, these stability running shoes efficiently return energy with each step, charging your run with nearly endless energy. Pro-Moderator� medial support helps prevents overpronation so you can get more joy out of your run. TECHFIT upper offers a naturally flexible and supportive feel, ensuring a seamless, sock-like fit. Extended TORSION� SYSTEM promotes a smooth heel-to-toe transition. External heel counter enhances heel fit and comfort. Made with Continental� rubber, the adiWEAR� outsole delivers reliable, long-lasting traction on a variety of surfaces and in the wettest conditions. Wt. 9.3 oz.adidas' 30-day, worry-free guarantee: if you're feeling anything but a cushioning revolution, simply return your BOOST shoes within 30 days for a full refund.Please refer to the adidas BOOST Guarantee for terms and conditions and return policy.