The Billabong Parko Essential 2.0 Leash is available in Black.The Parko Essential 2.0 Leash from Billabong is 2.0 metres long (6'6ft) and is 7mm thick of urethane capable of handling waves between to 4-6ft. It also features a Billabong branded velcro padded ankle strap, a single swivel to avoid any twisting, a reinforced nylon webbing rail saver and is guaranteed for 6 months.