Sturdy Hooks - The clip hooks are solid, durable and easy to use. Your baby will feel safe and reliable. Strong Fabric - The leash is constructed by nylon, which is soft but so sturdy and durable as a coupler for safe. Long Enough - 6ft long, it's a perfect length to give them enough independence from one another yet easy for you to stay in control. Versatile - Perfect for walking, jogging, backpacking, camping, hiking or wherever full control is necessary. Note: The 2/5 inch wide perimeter and heavy duty hardware works for medium and large dogs. Not recommended for small dogs.