Size 4---Length:20-22cm,Chest:24-26cm,Neck girth :15-17cm.
Size 6---Length:21-23cm,Chest:26-28cm,Neck girth :17-19cm.
Size 8---Length:25-28cm,Chest:28-31cm, Neck girth :19-22cm.
Size 10---Length:31-34cm ,Chest:31-34cm, Neck girth :22-25cm.
Size 12---Length:36-39cm,Chest:34-37cm, Neck girth :24-27cm.
Size 14---Length:41-44cm,Chest:34-37cm, Neck girth :24-27cm.
Size 16---Length:46-49cm,Chest:38-41cm, Neck girth :26-29cm.