Denver Broncos 2 Inch Dog Collar by Yellow Dog Design, Inc - Order Today at HotDogCollars.com
This dog collar utilizes a quick clasp closure, also called a side release clasp. Sizing is given as a range of neck lengths. Measure your dogs neck size or its current collar length (not including buckles) to obtain correct sizing.
I overestimated how big the Large collar would be, but very large! I was looking for something for an adult Golden Retriever and Dalmation, and the M in a narrower style was a better choice. This would be ideal for large breeds!