Size Chart

Size Weight Chest Girth Back Length
XS 5-15 lbs 11-17 in 8-10 in
S 15-30 lbs 17-22 in 10-13 in
M 30-50 lbs 22-27 in 13-16 in
L 50-75 lbs 27-32 in 16-19 in
XL 75-110 lbs 32-38 in 19-22 in

Measure your dog's chest at the widest point. If between sizes, size up for best comfort.