UK SIZE	EU SIZE	USA SIZE	FOOT LENGTH
Child	12 - 3	30 - 35	12.5 - 3.5	18 - 21.5 cm
Youth	3 - 6	36  -40	4 - 6.5	22 - 24.5 cm
Adult	7 - 12	41 - 47	7.5 - 12.5	25.5 - 29.5 cm
Adult	12 - 14	47  -50	12.5 - 15	30.5 - 34 cm