65-70 centimeters Extra Small 70-75 centimeters Small 75-80 centimeters Medium 80-85 centimeters Large 85-90 centimeters Extra Large | 25,6 - 27,6 inch Extra Small 27,6 - 29,5 inch Small 29,5 - 31,5 inch Medium 31,5 - 33,5 inch Large 33,5 - 35,4 inch Extra Large |