Inches | Centimeters
MLXLXXL
Neck 10" - 17.25" 15" - 19.5" 16" - 20.5" 16.5" - 22"
Chest 16" - 24.5" 21" - 26.5" 22" - 28.5" 23.5" - 31"

Neck: Measure the circumference where your dog's collar would naturally sit.

Chest: Measure the circumference around the widest part of your dog's ribcage just behind the front legs.