Material: Polyurethane * Length: 6ft * Wave size: 0 to 4ft * Thickness: 5.5mm * Type: Competition * Stainless steel swivels * Padded ankle strap * Rotating nylon puff * Key pocket For extra strength and flexibility in your surfing sessions, the new FCS 6ft Comp Essential Leash is a great choice. Made of high quality polyurethane material, it comes with a 5.5mm cord thickness with padded ankle strap and rotating nylon puff. This 6ft length surf leash has stainless steel swivels and a key pocket.