European Size	US Size
15	0
16	1
16.5	1.5
17	2
17.5	2.5
18	3
18.5	3.5
19	4
19.5	4.5
20	5
20.5	5 1/4
21	5.5
21.5	5 3/4
22	6
22.5	6.5
23	7
23.5	7.5
24	8
24.5	8 1/4

The conversions featured in this size chart are approximate.
If you are already familiar with the designer's fit, order the size you normally wear.