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Adidas UltraBoost 21 women's

Size Guide
Women's Shoe Size Guide

Unit

Women’s Shoe Size

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

UK

4

4.5

5

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

Europe

36-37

37

37-38

38

38-39

39

39-40

40

40-41

41

41-42

42

42-43

Inches

8.9

9.1

9.3

9.4

9.5

9.7

9.9

10

10.2

10.3

10.5

10.7

10.9

Centimetres

22.5

23

23.5

23.8

24.1

24.6

25.1

25.4

25.9

26.2

26.7

27.1

27.6

2 items left


STEP UP YOUR RUNS IN THE ULTRABOOST 21.


Show up for yourself. These Adidas Ultraboost 21 running shoes make it easier. Lightweight but without sacrificing an ounce of support, the adidas Primeknit+ upper adapts to the changing shape of your foot as you push forward. Responsive Boost cushioning gives you an energized feeling that reminds you that you can always go one more step, maybe one more block or perhaps another mile. (Throw a few extra songs on your playlist. You never know.)


ADIDAS LEP

The new Torsion System provides a 15% increase in forefoot bending stiffness for a more responsive run.


INCREDIBLE ENERGY RETURN

6% more Boost capsules ready to explode with energy in each step.

  • Sock-like fit
  • Adidas Primeknit+ textile upper
  • Boost midsole
  • Stretchweb outsole with Continental™ Rubber outsole


OFFSET: 10 mm 
WEIGHT:  340 g |  11.9 oz

 

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.