Size chart u

Unisex Size Conversion
 
US Men's US Women's UK EURO
3 US 5 US 4 UK 36 EURO
4 US 6 US 5 UK 37 EURO
5 US 7 US 4 UK 38 EURO
6 US 8 US 5 UK 39 EURO
7 US 9 US 6 UK 40 EURO
8 US 10 US 7 UK 41 EURO
9 US 11 US 8 UK 42 EURO
10 US 12 US 9 UK 43 EURO
11 US 13 US 10 UK 44 EURO
12 US 14 US 11 UK 45 EURO
13 US 5 US 12 UK 46 EURO

This is a general guide. Some brands convert sizes differently 

If you're unhappy with the fit of your item, you're welcome to return it to exchange for a different size or a refund within 30 days of purchase