Orvis Tough Trail Graphite Dog Collar - Medium - The most durable, weatherproof collar for outdoor adventure from Orvis. Flake-proof reflective weave for visibility by the light of your headlamp or flashlight. Floating D-ring on collar can be positioned to stay at the back of your dog's neck. Black nickel-plated hardware, cast aluminum buckle. Polyester. Imported. Size Medium: 1in Wide Collar, Fits 13-17in Neck Rugged, Weatherproof Weave Won't Absorb Water; Reflective Material Is Woven In And Will Never Flake Off; Black Nickel-Plated Hardware, Cast Aluminum Buckle;