Buffer spring design: tie the cable with extra springs to bundle the cable to absorb the shock, it will prevent pets from pulling all the way, protect the dog's neck and reduce the risk harm to animals when the animal is shocked. .No tangling: strong snaps with swivel joint, strong and sturdy, can rotate 360, so the dog has more freedom while maintaining safety.Size: tie- Lightweight and super strong 3 meter dog cable, suitable for dogs weighing up to 55kg. Give your dog free space to move and keep him happy while keeping him safe.Material: The tether has been rigorously quality tested. Plastic crimp covers for crack and rust resistant rain protection. The wrap design also prevents the pet from chafing and hurting with steel wires. Wide application: The heavy duty dog tether is widely used, which is very suitable for gift giving. your pets great mobility in camping, parks and other outdoor activities, ensuring they are in a safe line of sight.