Altra

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

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

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

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

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

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

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

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

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

Unit

Men’s Shoe Size Conversion

US & Canada

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12

13

14

UK

5.5

6

6.5

7

7.5

8

8.5

9

9.5

10

10.5

11

11.5

12.5

13.5

Europe

39

39

40

40-41

41

41-42

42

42-43

43

43-44

44

44-45

45

46

47

Inches

9.3

9.5

9.6

9.8

9.9

10.1

10.3

10.4

10.6

10.8

10.9

11.1

11.3

11.6

11.9

Centimetres

23.5

24.1

24.4

24.8

25.4

25.7

26

26.7

27

27.3

27.9

28.3

28.6

29.4

30.2

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

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