S for weight 8-10kg,<br>M for weight 11-15kg,<br>L  for weight 14-19kg,<br>XL for weight 18-22kg,<br>2XL for weight 21-25kg<br><br><br>Color might be slightly difference from the display.<br><br>** Buyer must be careful on the measurement section as goods sold are NOT returnable.measurement in cm , and (+,-) 2cm<br><br>*** 7 to 10 working days delivery lead time.