PACKAGING: Includes 2 black dock ropes that extend from 4 feet to 5.5 feet for easy use in any situation, black in color. Material: inner bungee cord and outer PE braided cord for make the dock line more durable and stronger. Shock absorption: The elastic cord inside acts as a built-in shock absorber to help absorb shock on the boat. The ring makes it easy to attach to the dock. The sleeve is removable so that the ring is securely attached to the cleat. Two foam floats protect the boat from friction Quick adjustment: place the hasp on the boat and dock cleats, adjust the slider to secure the hasp and 10 seconds to dock your boat. WIDE USE: Bungee Dock Ropes are ideal for Kayaks, SeaDoo, Yamaha WaveRunner, Kawasaki Jet Skis, Pontoons, Honda Aquatrax, Bass Boats, Canoes, Dinghies, etc. Protect the boat waves. Quickly and easily secure your boat in seconds. Flexible, protecting the hull from the pressure of wind and waves and internal bungee cords, the sheath slides to easily tighten the snaps. The foam float allows the bungee pier line to float on the water. Good quality product