Size
Back Length
Chest
Neck
Weight (pounds)
X-Small
8?
10?-13?
7?-10?
3-5
Small
10?
13?-16?
10?-12?
6-10
Medium
12?
16?-19?
12?-14?
11-15
Large
15?
19?-22?
14?-17?
16-25
X-Large
19?
22?-24?
17-19?
26-30