Product Description Advantage Safe and practical Quick release with safety lock, you can easily put on or take off the collar. Heavy duty D-ring - The metal D-ring is made of metal made of durable steel with a special coating resistant to corrosion. wear that reliably protects the ring for attaching the leash from rusting. Features NEOPRENE PADDING - Does not irritate the neck of your dog. This dog collar was padded of 3mm neoprene, extremely soft and comfortable. EASY CLEAN - Machine washable is perfect for everyday use. All metal accessories are rustproof.