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METRIC SIZE (MM)   UK SIZES   US SIZES

2.0                                    14                  0

2.25                                  13                  1

2.75                                  12                  2

3.0                                     11                 -

3.25                                  10                  3

3.5                                     -                     4

3.75                                  9                    5

4.00                                  8                    6

4.50                                  7                    7

5.0                                     6                    8

5.5                                     5                    9

6.0                                     4                    10

6.5                                    3                     10 1/2

7.0                                     2                    -

7.5                                     1                     -

8.0                                     0                    11

9.0                                    00                 13

10.0                                  000              15

12.0                                  -                      17

16.0                                 -                       19

19                                      -                       35

25                                     -                        50