31 32 32.5 33 34 34.5 35 35.5 36 36.5 36 2/3 37 37 1/3 37.5 38 38.5 38 2/3 39 39 1/3 39.5 40 40.5 40 2/3 41 41 1/3 41.5 42 42.5 42 2/3 43 43 1/3 43.5 44 44.5 44 2/3 45 45 1/3 45.5 46 46.5 46 2/3 47 47 1/3 47.5 48 48.5 49 1/3 20/21 21/22 22/23 23/24 24/25 25/26 26/27 27/28 28/29 29/30 30/31 31/32 32/33 33/34 34/35 36/37 37/38 38/39 39/40 40/41 41/42 42/43 43/44 45/46 46/47 10.5 UK 5 US 6 US 19/20 35/36 47/48 17-19