Thank you for viewing. This was a gift, but I don't have a dog, so I'm selling it. Although it's unused, please understand that it's a used item and consider purchasing it. Size: L Neck circumference 40-62cm Width 2.5cm Dog weight under 25kg Color: Rainbow Series 4 Rainbow 4 Features: D-ring, The D-ring made of impact-resistant zinc alloy material has high tensile strength, corrosion resistance, and hardness.