"Let's Go Blue!" Get fired up for a Wolverines win with a University of Michigan dog collar and leash. These dog collars come in 4 adjustable sizes to fit your dog, whether large or small. They have a curved snap-lock buckle to securely conform to your pet's neck. The dog leash has a swivel spring latch so when your pup darts around in excitement, he won't get tangled in his own leash. Both the dog collar and the leash are made from durable nylon fabric and reinforced at the ends. Select from the standard widths 5/8", 3/4", and 1" for the collar and the leash. Look out Big Ten, 'cause your dog is now strutting "Wolverine" Style.