Ankle leashCord thickness 7mmWave size 2-8 feetSmooth rotating nylon cuff and rail saver :: Unisex > Surf Accessories. Cord Thickness: 7mmInterchangeable smooth rotating nylon cuff and swivel assemblyPerforms to the highest standard in a wide range of conditionsWave Size: 2 - 8ftMachine stainless steel swivelsLength: 9ft 0Durable polyurethane cord provides the ultimate in strength. stretch and elasticityExtra strong Rip & Grip Velcro at cuff and rail saver Size: one size.