adidas UltraBOOST 21 Black / White

**like new condition. Worn 2 x way too small. Women's running shoes built for a smooth and energized ride Sock-like fit hugs the foot; Lace closure provides secure fit • Breathable and flexible adidas Primeknit upper for an enhanced fit • Stretchweb outsole flexes naturally for an energized ride; Continental Rubber gives you superior traction; Textile lining for comfort; S-curve heel shape adds support; Boost midsole for cushioning This product is made with Primeblue, a high- performance recycled material made in part with Parley Ocean Plastic. 50% of the upper is textile, 75% of the textile is Primeblue yarn. No virgin polyester. DESCRIPTION These women's Ultraboost shoes are designed to give runners the comfort and responsiveness they need. An adidas Primeknit upper is stretchy and has a sock-like fit. A Linear Energy Push system increases forefoot and midfoot stiffness. The S-curve heel eliminates slip, and the signature Boost cushioning returns energy to your stride.