Sizes Available:
S - Neck Girth: 32 to 49cm, Chest Girth:34 to 63cm  for dogs about 4-7kg
M- Neck Girth: 38 to 60cm, Chest Girth:38 to 75cm  for dogs about 7-17kg
S - Neck Girth: 42 to 66cm, Chest Girth:38 to 89cm  for dogs about 17-22kg
S - Neck Girth: 52 to 49cm, Chest Girth:48 to 98cm  for dogs about 22-45kg

Kindly Note:
1. Please allow 1-2cm difference due to a manual measurement.