Size
Length
Neck
Chest
Approx. Wt.
XS
5 Inch
7-8 Inch
11-14 Inch
3-5 lbs
S
6 Inch
8-10 1/2 Inch
13-17 Inch
6-10 lbs
M
7 Inch
10-13 Inch
15-21 Inch
11-15 lbs.
L
9 Inch
13-16 Inch
19-28 Inch
16-30 lbs
XL
10 Inch
16-19 Inch
23-31 Inch
31-45 lbs