Heavy Double Chain Size:Chain Wide:24mm(0.95inch),Length:18inch.The widest point around your dogs Neck ,and add 1 inches for initial collar length for Adjustment. Strong Stainless Steel Buckle:Unique Stainless Steel Buckle with diamonds: This buckle is made of 316L stainless steel, which is very strong. The surface of the buckle is inlaid with many CZ diamonds. When your dog baby wears this dog collar with diamonds, it will be issued when walking in the sun The shining light is very beautiful. When you press the two buttons at the same time, it will quickly release your dog, very fast and convenient. High-Quality Material:Made of 304 stainless steel chain collar, Hand Polished,18K Gold Plated.Gold Dog Chain Chew Proof, Durable, No Rust, for years of use! It is very strong that cant be pull it apart even with 680 lbs of force! FASHION&STYLISH :18K Gold Dog Collar,Beautiful color, It's bling bling .Funny and amazing pet neck accesorries for your adorable dogs. It'll help you gain tons of compliments from your friends,your neighbors or other passerby. GUARANTEE:If you have any quality problems within 90 Days,you can contact us at any time for after-sales service. For whatever reason, if you don't absolutely love our gold dog collar, just return it, we'll refund .(Or replace it, if there is a problem).