360 Degree Zero Tangle Technology. Ultra Smooth Spinning Untangles Dog Leashes. Stop Each Dog Separately. Use the Orange Button For The Orange Leash and the Green for the Green Leash. Safety Comes First. Each Lead is Reflective For High Visibility. Snap Hooks are Rust Proof for Extra Security. Soft Touch Rubber Handle For Comfort. Easy to Lock and Unlock Push Buttons. Will Perform in Rain or Snow in any temperature.