This is a super strong surfboard leash with 7mm thick rope.
Five size is optional: 6 feet, 7 feet, 8 feet, 9 feet, 10 feet.
Stainless steel double-swivel system prevents your rope from tangling and wrapping around your legs.
The ankle cuff is extremely comfortable and padded and the fastener tape keep it fastened securely to the foot.
There is even a pocket in the cuff for you to store your key.
It is very easy to attach the string to your kayak or surfboard.