Product Information Extreme Leash for extra-large waves. A new generation of reliability made for serious surf conditions with a 10mm cord. The HD offers an 8ft, 10ft and 12ft leash that is designed for deep water and large surf conditions and boards. Product InformationEXTRA HEAVY DUTY 9mm cord. Extra Heavy Duty leash rated for EXTRA LARGE WAVES.Stronger DNA 2.0 - Spiral flex and scallop design for the strongest connection. Patented Design.Faster QUICK CONNECT - No-knot string solution. Precise, error-free attachment to surfboard everytime. Patent pending.Secure NON-SLIP CUFF - Comfy, light, spongy. Patented material finish grips to your skin and wetsuit.Safer QUICK RELEASE - Easy to grab loop for cuff removal. Geared for emergency situations.Locking MOULDED VELCRO - Extra strong, durable & secure closure.Free-spinning DUAL BEARING SWIVELS - Marine-grade stainless steel with self-lubricating housing. Another CREATURES OF LEISURE pioneering innovation.2 Year WarrantyResponsible Packaging - Plastic FreeLeash Length: 10ft (3m) Cord Thickness: 9mm Cuff Width: 57mm Railsaver Width: 38mm