Size

Age

Weight

 Newborn

 0�1 months

 9�13 lbs. / 4�6 kg

 Small

1�3 months

 11�17 lbs. / 5�8 kg

 Medium

 3�6 months

15�22 lbs. / 7�10 kg

 Large

 6�15 months

20�26 lbs. / 9�12 kg

Extra Large  

15�24 months

24�31 lbs. / 11�14 kg

Super Large

 2�3 years

28�35 lbs. / 13�16 kg

Junior

3�4 years

35�44 lbs. / 16-20 kg