Weight
62+ lbs (28+ Kg)
Neck Circumference
16-24.5 inches (40-62 cm)
Weight 22-62 lbs (10-28 Kg) Neck Circumference 10.5-18 inches (26-46 cm)
Weight 8-22 lbs (3.6-10 Kg) Neck Circumference 8-12 inches (20-30 cm)