Luxury Black Spike Vegan Collar for Dogs, Cats, and Pets
 
Black Vegan Leather with Silver Spikes

Size: XSmall 
Measures: 13 inches long
Adjustable Prong Holes at 9", 9.5", 10", 10.5" and 11"

Size: Small
Measures: 14.5 inches long
Adjustable Prong Holes at 10.5", 11", 11.5", 12" and 12.5"

Size: Medium
Measures: 16.5 inches long
Adjustable Prong Holes at 12.5", 13", 13.5", "14, and 14.5"
 
Size: Large
Measures: 20 inches long
Adjustable Prong Holes at 16", 16.5", 17", 17.5", and 18"