Vibrant Life Nylon Fashion Metal Dog Collar Blue L. This Vibrant Life Solid Nylon Dog Collar is a fashionable and functional must-have for your dog. This collar has a sturdy metal buckle and is fully adjustable allowing for a comfortable and convenient fit and comes with a D-ring for easy leash attachment. This size medium collar is ideal for dogs with neck sizes measuring between 15 inches to 26 inches such as Labradors boxers and German Shepherds. Be sure to check out the entire Vibrant Life collection for other animal accessories such as leashes and harnesses. Make sure your pup is ready for his next walk with the Vibrant Life Solid Nylon Dog Collar. Help your pets live the Vibrant Life! Our products are specially crafted with one goal in mind seeing your pet at its very best. With a variety of offerings designed to keep animals healthy happy and energized Vibrant Life stands out as the brand that truly puts your pet first.