Oz-Ugg Size Australian

US Men's

US Ladies

UK

Euro

Bare Foot Length

3

4

5

3

-

21.25cm

8.37"

4

5

6

4

-

  22cm

8.66"

5

6

7

5

-

23cm

9.05"

6

7

8

6

35

23.75cm

9.35"

7

8

9

7

37

24.5cm

9.65"

8

9

10

8

39

25.25cm

9.94"

9

10

11

9

40

26cm

10.24"

10

11

12

10

42

27cm

10.63"

11

12

13

12

43

27.75cm

10.93"

OU Child

US/AU

UK

Japan

Euro

Bare Foot Length

4 to 5

4

3.5

10

18

11 cm

4.3"

6 to 7

6

5.5

12

21

13 cm

5.1"

8 to 9

8

7.5

14

24

15 cm

5.9"

10 to 11

10

9.5

16

27.5

17 cm

6.6"

12 to 13

12

11.5

18

30.5

19 cm

7.4"

1 to 2

1

13.5

20

33.5

21 cm

8.2"

OU Baby

Age

These sizes only apply to Baby boots
& Baby Deluxe boots

Small

newborn - 3 months

Medium

3 - 6 months

Large

6 months - 1 year

X-large

1 year - 18 months

12 to 13

12

1 to 2

1

Your bigger bare foot length, measured from heel to top of the longest toe (usually the big toe).

Please note, most people have one slightly bigger foot. Measure the length of your bigger foot.
Don't just guess the length of your foot.

• This footwear should be snug but not uncomfortable
• It should be a snug fit as the skin will stretch after a short period of time.
• This footwear is designed to be warn barefooted to maximize comfort
• If you normally take half size, just go up a half size as we don't make these boots in half size