S— length 52cm —for 1-3years old — for the kids’ height 85-95cm

M — length 58cm —for 3-5years old — for the kids’ height 95-105cm

L — length 67cm —for 5-8years old — for the kids’ height 105-120cm   

XL— Length 76cm for 8-12years old for the kids’ height 120-140cm

*Manual measurement may cause a deviation of 1-3cm.