CollarTex material This material is extremely durable yet soft and flexible. Its also water- and dirt resistant so you can not worry about this durable dog leash staying clean. It will be always clean. Reinforced with inner layer An additional inner layer is what makes Evolutor a truly heavy-duty dog leash. Sewn with a Kevlar thread, the leash handles loads up to 1100 lb. Trust us, weve tested it very meticulously without feeling sorry for the leash. Carbine with a latch The Evolutor dog leash for large dogs has a carbine made of aerospace aluminum alloy. Yes, the one used for building space ships. This metal is extremely durable, wear- and rust-proof. The carbine is extremely easy to use thanks to the latch you can attach it to a collar or a harness with one hand. Silicone loop The Evolutor dog leash rope has a handy silicone loop on it. You can use it to attach small necessities such as a case for bags. Now you dont need to overload your pockets and you definitely wont forget anything you need at home. Comfortable for you Collartex material is extremely durable yet very pleasant to the touch and slip-proof. This makes Evolutor one of the most comfortable lead leashes for dogs!