Nayeco Dynamic model leash, ideal for dogs that have a lot of strength. It has great resistance due to the braided nylon in the form of a cord that offers greater strength and durability. Its carabiner rotates 360º and that prevents the leash from becoming entangled in itself during the walk. Sizes: Size Length Width T-1 (short strap) 60 cm 1.2 cm T-2100 cm 1.2 cm T-3 (narrow strap) 120 cm 0.8 cm T-31 20 cm 1.2 cm T-4150 cm 1.2 cm