MADE FOR ADVENTURE: Ruffwear's Top Rope Collar is made from durable, woven fabric that ensures a lasting connection to your dog. The reflective trim lets you and your pup play and stay out late. GEAR UP AND GO: The all-metal buckle stabilizes the V-ring at the top of your dog's neck, making it easy to clip the leash on and off. Spend less time gearing up and more time on the trail. A STRONG CONNECTION: Protect your pup with the Top Rope Collar. The single-piece aluminum ring provides a strong, secure connection to your favorite Ruffwear leash. DESIGNED FOR DOGS: The Top Rope Collar features a separate, Quick Ring for ID tags that's designed to make it easy to add and remove tags. The silicone tag silencer means less noise and more play. THE RIGHT FIT: Measure your dog's neck where a collar would comfortably lay and select one of the following sizes: Small (11-14 in), Medium (14-20 in), or Large (20-26 in).