adidas Womens UltraBoost 21 'Core Black' (women's sizes) Core Black / Core Black / Grey Four Running Shoes FY0402

Prototype after prototype. Innovation after innovation. Test after test. Hot our heels—perfectly coordinated at the pinnacle of weight, cushioning, and responsiveness—to meet us head-. Say hello to the Ultraboost 21, delivering astonishing energy return.

Size Foot Length 36.0 220mm 36⅔ 225mm 37⅓ 230mm 38.0 235mm 38⅔ 240mm 39⅓ 245mm 40.0 250mm 40⅔ 255mm 41⅓ 260mm 42.0 265mm 42⅔ 270mm 44.0 280mm

Upper material: knitwear