The Rocky dog collar is unique curb link large collar with a modern rock finish finish and has high reflective. The tough rock design finish not only gives the Rocky a great look but also matches it's extremely rugged construction. The collar closure uses our patent pending Big Dog Clasp®, made by jewelry professionals and rigorously tested on the largest dog in the world. The Rocky dog collar comes with a lifetime warranty. The Rocky uses a large 1.25 inch width curb link design made of high quality marine grade stainless steel.