The 24 pack whelping collar set comes with 12 pairs of adjustable whelping collars in different colors. 12 Newborn and 12 Puppy.
The new born collars are suitable for neck circumferences up to 8.5 - 9 inches.
The puppy collars that are suitable for neck circumferences up to 15.5 - 16 inches.
Handcrafted and made in the US.