Multiple sizes available,please according your helight to choose: 

S suitable for height from 4'9'' -5'3'' (146cm -159cm) 
M suitable for height from 5'3'' -5'7'' (160cm -169cm) 
L suitable for height from 5'7'' -5'10'' (170cm -180cm) 
XL suitable for height from 5'10'' -6'2'' (181cm -188cm) 

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