Materials: The Harness is made of the highest quality Faux Suede; The fastener is chrome plated. Prevent rust. Refuse to drop. Safe, warm, and breathable: Strong Fastener with double D - ring fastener for safety; The Faux Suede fabric is warm, soft, comfortable and breathable. Keep your pet comfortable and free from restraints even when running outdoors on cold days! Light-reflecting: Even if you get home late, you won't be afraid not to see where your pet is. The novel color scheme of this harness helps your pet be as stylish as you! Enjoy walking around with your pet with this harness!