Keen Sizing Chart for Boots

US UK EU Heel-to-toe in centimeters
7 6 39.5 24.4
7.5 6.5 40 24.8
8 7 40.5 25.4
8.5 7.5 41 25.7
9 8 42 26
9.5 8.5 42.5 26.7
10 9 43 27
10.5 9.5 44 27.3
11 10 44.5 27.9
11.5 10.5 45 28.3
12 11 46 28.6
13 12 47 29.4
14 13 47.5 30.2
15 14 48 31
16 15 48.5 31.8
17 16 49 32.6