The Black Rhino Dog Collars for Medium Dogs are designed for heavy-duty use, featuring a solid pattern in sport blue and black colors. Made of durable nylon and neoprene materials, these adjustable collars are suitable for all breed sizes and come with a buckle closure for easy wear. Perfect for controlling your furry friend during walks and outdoor activities, these collars are lightweight at 3.53 ounces and come from a trusted brand, Black Rhino.